greek greek philosopher native moved athens young man pupil school died head school prolific writer expanded fundamental doctrines founder school earned title second founder excelled logic theory knowledge ethics physics created original system logic order better understand workings universe role humanity adhered view fate sought role personal freedom thought action ethics taught depended understanding nature universe taught therapy crush soul initiated success influential philosophical movements centuries greek roman world life son born slight stature reputed trained long distance runner young lost substantial inherited property confiscated king treasury moved athens disciple head school believed attended courses successor threw study system reputation learning contemporaries considerable noted intellectual self confidence reliance ability shown things request supposed principles find succeeded head school died prolific writer said rarely gone writing lines day composed works desire comprehensive meant sides argument opponents accused filling books quotations considered obscure style abilities highly regarded came seen authority school died age gives different accounts death account seized having drunk wine feast died soon second account watching eat cried drink pure wine wash died fit laughter nephew erected statue honour succeeded head school pupil written works survived fragments quoted works later authors like recently segments providence discovered work philosophy long successful career resisting attacks academy hoped simply defend assaults past possible attack future took doctrines definitive system elaborated physical doctrines theory knowledge created formal logic short system said logic wrote subject logic created system logic aristotle term logic concerned terms man men mortal man mortal logic hand concerned day day light day light earlier worked field pupils aristotle investigated hypothetical developed principles coherent system logic defined proposition capable denied affirmed gave examples day walking distinguished simple non simple modern terminology known atomic molecular simple proposition elementary statement day simple linked form non simple use logical kinds molecular according types molecular familiar modern logic listed including conjunction studied criteria truth closely debate statements pupil writing years later refers debate regarded true correct incorrect consequent meant proposition day talking true day fall silent argued true clause lead conclusion proposition day talking false invalid possible atomic elements things exist atomic elements exists adopted view impossible true denial consequent incompatible corresponds modern day strict developed system use types basic arguments argument forms called played role rules called means complex reduced forms rules survived called rule cut rule chain reduced simple purpose merely create formal system understood study operations reason divine reason universe human beings goal find valid rules forms proof help people find way life logical work analyzed speech handling names terms devoted effort according wrote works books seven works books works books works books given puzzles categories category disposed attested surviving evidence frequently makes use categories substance quality makes little use categories disposed disposed relation clear categories special significance clear doctrine categories work later later reception came renowned foremost ancient greece alexandria wanted mention master homer master poets aristotle chose wrote gods use use logical work came neglected forgotten aristotle logic prevailed partly seen practical partly taken recently 19th century logic treated contempt barren formulaic system merely clothing logic aristotle new terminology 20th century advances logic modern clear logic constituted significant achievement truth distinguished error sage possesses right reason theory knowledge senses transmit messages external world reports controlled referring innate ideas comparing previous reports stored mind defined impressions sense impression soul interpreted literally compared impression soul impression seal wax preferred regard alteration change soul soul receives modification external object acts air receives countless strokes people speaking impression soul purely passive impression reveals existence cause light displays elements power object resides understanding come impression understanding having power expresses speech affection receives object true presentations distinguished false use memory classification comparison sense organ mind healthy provided external object seen heard presentation power lies power context people understood rational beings reason developed notions physics insisted organic unity universe mutual parts said universe soul controlling mind following determined fiery breath primitive substance universe objects matter informing soul provides form matter substance maintains unity universe constitutes soul immortal essence person living thing human classical elements change process fire solidified air air water lastly water earth process dissolution takes place reverse order earth water water air air fire human soul divided senses power reproduction power speech ruling located chest head individual souls according view originated souls wise people survive longer death individual soul survive periodic universe renewed fate things happen according fate accidental hidden cause unity world consists chain like dependence cause cause place sufficient cause according proposition true false apply future events motion exists cause proposition true false efficient causes true false proposition true false motion cause effects owe existence prior causes things happen fate follows happens happens fate view fate entirely based view universe individual things persons come consideration dependent parts respect determined relation consequently subject general order world opponents objected determined destiny individual responsibility happen come replied distinction simple complex ill fated happens person recovery linked consulting doctor consulting doctor fated occur person recovery complex fact human actions fact destiny decided relation things events fated occur non destruction coat says fated simply fated taken care saved enemies fated fleeing enemies having children fated willing lie woman things occur willing contributing zeal things says fated things occur conjunction personal effort power says power included fate actions related overarching network fate moral responsibility respond impressions remains determining power active working particular according nature rational creatures objects action brought operation causes depending nature things character agent actions produced external causes operation external causes virtue vice set things power consequently responsible moral responsibility depends freedom matter possible act differently subtle position attempts reconcile human responsibility known soft argued existence fate based thought good evidence possible predict future future accidental believed natural symptoms certain occurrences countless indications course providence meaning having known humanity argued events replied behaviour warnings included chain god believed universe god affirmed universe god universal soul guiding principle universe operating mind reason common nature things existence based beliefs physicist philosopher identified sought prove existence god making use argument humanity produce produces better humanity humanity produce things universe heavenly bodies etc produces superior humanity superior humanity god god exists spoke god gods interpreted gods traditional greek religion viewing different aspects reality tells maintained people air seas earth known treated similar style names gods addition universe exists benefit universal god case beautiful dwelling place built owners mice ought way regard universe dwelling place gods response question evil exist good universe replied evil removed removed firstly argued following impossible good exist evil justice known injustice courage wisdom secondly apparent exist consequent nature goodness necessary human skull small thin bones reasons utility superior utility meant skull vulnerable blows distributed according rational punish wicked important world order evil good disguise ultimately best compared evil coarse comedy offensive improves piece criticize evil regarded allow taken use mathematics regarded bodies surfaces lines places void time infinitely determined principal features infinite set man finger infinite number parts universe man said man parts finger universe parts man responded problem posed cone divided plane parallel base surfaces segments equal unequal equal cone cylinder unequal surface cone stepped reply surfaces equal unequal effect law excluded middle respect equal unequal anticipated important principle modern limit process convergence limit notable claiming number considered number ancient greeks viewed things measured aristotle wrote measure things measured measure beginning number asserted magnitude greek generally accepted greeks wrote magnitude contradiction terms ethics taught ethics depended physics physical stated appropriate way approaching subject good evil virtues happiness nature things administration universe goal life said live accordance experience actual course nature person individual nature nature universe life lived accordance human nature universe human nature ethical humanity akin divine fire material embodiment reason people conduct accordingly people freedom freedom consists emancipation desires lust position life domination etc reason laid greatest stress worth dignity individual power admitted good bad class things indifferent things morally indifferent best includes health honour worst includes sickness poverty accepted normal ordinary usage refer preferred indifferent things good wise person said uses things requiring practice habit necessary render virtue perfect individual words thing moral progress character built sought free emotions regarded contrary nature emotions disturbing element right judgment wrote book concerning therapy emotions like diseases crush soul sought wrong turn gather impetus started running difficult stop hope emotions heat love anger calm prepare advance deal emotions mind present applying reason emotions greed pride lust understand harm cause
Chrysippus