To teach isto learn twice.

Anyone whoconducts an argument by appealing to authority is not using his intelligence,just his memory.

Alwaysforgive your enemies. Nothing annoys them so much.

Suffer fools gladly, they might be right.

I haveoften regretted my speech, never my silence.

When makinga decision of minor importance, I have always found it advantageous toconsider all the pros and cons. In vital matters, however, such as the choiceof a mate or a profession, the decision should come from the unconscious,from somewhere within ou

The singlemost powerful tool for winning a negotiation is the ability to get up andwalk away from the table without a deal.

Reason is my philosophy, is only a harmony among irrational impulses.

If a man speaks or acts with pure thought, happiness follows him like a shadow that never leaves him

Listeningwell is as powerful a means of communication and influence as to talk well.

Without trust, words become the hollow sound of a woodengong. With trust, words become life itself.

One person with a belief is a social power equal to nintynine who have only interest.