A wise man does not chatter with one whose mind is sick.
Applicants for wisdom do what I have done: inquire within.
If someone speaks badly of you, do not defend yourself against the accusations, but reply; you obviously don’t know about my other vices otherwise you would have mentioned these as well.
Knowledge which is divorced from justice may be called cunning rather than wisdom.
Wisdom is not attained by years, but by ability.
No man is wise enough by himself.
Of all the things which wisdom provides to make us entirely happy, much the greatest is the possession of friendship.
Every man, however wise, needs the advice of some sagacious friend in the affairs of life.
When misfortune comes, The wisest even lose their mother wit
I decided that it was not wisdom that enabled poets to write their poetry, but a kind of instinct or inspiration, such as you find in seers and prophets who deliver all their sublime messages without knowing in the least what they mean.
It takes a wise man to recognize a wise man.
He who knows others is wise; he who knows himself is enlightened.