Virtue also depends on ourselves. And so also does vice. For where we are free to act we are also free to refrain from acting, and where we are able to say No we are also able to say Yes; if therefore we are responsible for doing a thing when to do it right, we are also responsible for not doing it when not to do it is wrong, and if we are responsible for rightly not doing a thing, we are also responsible for wrongly doing it.

Consider pleasures as they depart, not as they come.

Why is it that all men who are outstanding in philosophy, poetry or the arts are melancholic?

Life is full of chances and changes, and the most prosperous of men may in the evening of his days meet with great misfortunes.

A friend of everyone is a friend of no one

The appropriate age for marrige is around eighteen and thirty-seven for man

The more you know, the more you know you don't know.