"First say to yourself what you would be; and then do what you have to do."

"If you want to improve, be content to be thought foolish and stupid."

"A wise man is he who does not grieve for the thing which he has not, but rejoices for those which he has."

"First say to yourself what you would be; and then do what you have to do."

"Preach not to others what they should eat, but eat as becomes you, and be silent."

"What is the first business of one who practices philosophy? To get rid of self-conceit. For it is impossible for anyone to begin to learn that which he thinks he already knows."

"Can a man who's warm understand one who's freezing?"

"The tradition of all the dead generations weighs like a nightmare on the brain of the living."

"There are tones of voices that mean more than words."

"The pendulum of the mind alternates between sense and nonsense, not between right and wrong."

"Our test of truth is a reference to either a present or imagined future majority in favour of our view."

"Old age is when broadness of the mind and narrowness of the waist change places."