Which is recorded of Socrates, that he was able both to abstain from, and to enjoy, those things which many are too weak to abstain from, and cannot enjoy without excess. But to be strong enough both to bear the one and to be sober in the other is the mark of a man who has a perfect and invincible soul.

If unwilling to rise in the morning, say to thyself, 'I awake to do the work of a man.'

The memory of everything is very soon overwhelmed in time.

Humans have come into being for the sake of each other, so either teach them, or learn to bear them.

Live not one's life as though one had a thousand years, but live each day as the last.

External things are not the problem. It's your assessment of them. Which you can erase right now.

Why should a man have any apprehension about the change and dissolution of all the elements? For it is according to nature, and nothing is evil which is according to nature.