He does not seem to me to be a free man who does not sometimes do nothing.

For there is assuredly nothing dearer to a man than wisdom, and though age takes away all else, it undoubtedly brings us that.

There is no statement so absurd that no philosopher will make it.

Friendship is nothing else than entire fellow feeling as to all things human and divine with mutual good-will and affection; and I doubt whether anything better than this, wisdom alone excepted, has been given to man.

"What greater gift can we offer the republic than to teach and instruct our youth?"

There are two ways to resolve conflicts, through violence or through negotiation. Violence is for wild beasts, negotiation is for human beings.

This is a proof of a well-trained mind, to rejoice in what is good and to grieve at the opposite.