Human beings are not perfectible. They are improvable.

I hold it to be a proof of great prudence for men toabstain from threats and insulting words toward an enemy, for neither ...diminishes the strength of the enemy; but the one makes him more cautious,and the other increases his hatred of you and makes him

Neverforget the power of silence, that massively disconcerting pause which goes onand on and may at last induce an opponent to babble and backtrack nervously.

Out ofthe fullness of the heart the mouth speaks.

The loftierthe building the deeper the foundation must be.

Arise, awake and stop not till the goal is reached.

WheneverI hear anyone arguing for slavery, I feel a strong impulse to see it tried onhim personally.

Don'tjudge a book by its cover.

It isthrough cooperation, rather than conflict, that your greatest successes willbe derived.

I don't like that man. I'm going to have to get to knowhim better.

Don't consideryour reputation and you may do anything you like.

Patience is the art of hoping.