When a man is proud because he can understand and explain the writings of Chrysippus, say to yourself, 'if Chrysippus had not written obscurely, this man would have had nothing to be proud of.'

It is your own convictions which compels you; that is, choice compels choice.

What is learned without pleasure is forgotten without remorse.

One that desires to excel should endeavor in those things that are in themselves most excellent.

Never say of anything I have lost it, only say that I have given it back.

Don't be concerned who is watching you. The triumphs and merits of others belong to them - as do yours to you. Make the most of what you've got.

Difficulty shows what men are.