Every guilty person is his own hangman.

Virtue depends partly upon training and partly upon practice; you must learn first, and then strengthen your learning by actions.

Vice is contagious, and there is no trusting the sound and the sick together.

Nothing is more disgraceful than that an old man should have nothing to show to prove that he has lived long, except his years.

What difference does it make how much there is laid away in a man's safe or in his barns, how many head of stock he grazes or how much capital he puts out at interest, if he is always after what is another's and only counts what he has yet to get, never what he has already. You ask what is the proper limit to a person's wealth? First, having what is essential, and second, having what is enough.

Slavery holds few men fast; the greater number hold fast their slavery.

It is never too late to learn what is always necessary to know.