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.'

The universe is but one great city, full of beloved ones, divine and human, by nature endeared to each other.

Sickness is a hindrance to the body, but not to your ability to choose, unless that is your choice. Lameness is a hindrance to the leg, but not to your ability to choose. Say this to yourself with regard to everything that happens, then you will see such obstacles as hindrances to something else, but not to yourself.

Happiness is an equivalent for all troublesome things.

Whatever you would make habitual, practice it; and if you would not make a thing habitual, do not practice it, but accustom yourself to something else.

You ought to choose both physician and friend, not the most agreeable, but the most useful.

It is unlikely that the good of a snail should reside in its shell: so is it likely that the good of a man should?