Nature in no case cometh short of art, for the arts are copiers of natural forms.

There is change in all things. You yourself are subject to continual change and some decay, and this is common to the entire universe.

If this is neither my own badness, nor an effect of my own badness, and the common weal is not injured, why am I troubled about it? And what is the harm to the common weal?

Nothing has such power to broaden the mind as the ability to investigate systematically and truly all that comes under thy observation in life.

It is a sin to persue pleasure as a good and to avoid pain as a evil.

Leave other people's mistakes where they lie.

The greatest part of what we say and do is really unnecessary. If a man takes this to heart, he will have more leisure and less uneasiness.