He rejected any rational formalism or morality in favor of an emotivist approach, and identified competing modes of tragedy.  
Although he only had one sexual encounter his entire life, he was unlucky enough to contract from it the syphilis that would eventually kill him in 1900.  He rejected any rational formalism or morality in favor of an emotivist approach, and identified competing modes of tragedy.  He also wrote glowing reviews of his own works in Ecce Homo, but is perhaps best known for a remark often quoted out of context from a work that was made into a successful tone poem by Richard Strauss.  FTP, identify this "God is dead" thinker.
Although he only had one sexual encounter his entire life, he was unlucky enough to contract from it the syphilis that would eventually kill him in 1900.  
Friedrich Nietzsche