Everything that deceives does so by casting a spell.
He, O men, is the wisest, who, like Socrates, knows that his wisdom is in truth worth nothing.
No law or ordinance is mightier than understanding.
Beauty lies in the eyes of the beholder.
The greatest wealth is to live content with little.
The philosopher is in love with truth, that is, not with the changing world of sensation, which is the object of opinion, but with the unchanging reality which is the object of knowledge.