because they know the reasons of the things which are done; but
we think that the artisans, like certain inanimate objects, do
things, but without knowing what they are doing (as, for
instance, fire burns);only whereas inanimate objects perform all
their actions in virtue of a certain natural quality, artisans
perform theirs through habit. Thus the master craftsmen are
superior in wisdom, not because they can do things, but because
they possess a theory and know the causes.In general the sign of
knowledge or ignorance is the ability to teach, and for this
reason we hold that art rather than experience is scientific
knowledge; for the artists can teach, but the others
cannot.Further, we do not consider any of the senses to be
Wisdom. They are indeed our chief sources of knowledge about
particulars, but they do not tell us the reason for anything, as
for example why fire is hot, but only that it is hot.It is
therefore probable that at first the inventor of any art which
went further than the ordinary sensations