Quit while you're ahead. All the best gamblers do.
It is a novel kind of supremacy, the best that life can offer, to have as servants by skill those who by nature are our masters.
A wise man gets more use from his enemies than a fool from his friends.
Few are the friends of a mans self, most those of his circumstances.
It is a great misfortune to be of use to nobody; scarcely less to be of use to everybody.
Superiority is always detested.