Nothing destroys authority more than the unequal and untimelyinterchange of power stretched too far and relaxed too much.

Thegreatest glory in living lies not in never falling,but in rising every time we fall.

The difficultpart in an argument is not to defend one's opinion, but rather to know it.

Do not tell me the problem is a difficult one. If it were not difficult, it would not be a problem

Intelligence is not to make no mistakes, but quickly to see how to make them good.

Bargainlike a gypsy, but pay like a gentleman.

Zeal is fit only for wise men but is found mostly infools.

Conflictlies at the core of innovation.

Nobody'sa natural. You work hard to get good and then work to get better. It's hardto stay on top.

Kindwords can be short and easy to speak, but their echoes are truly endless.

The exercise of power is determined by thousands ofinteractions between the world of the powerful and that of the powerless, allthe more so because these worlds are never divided by a sharp line: everyonehas a small part of himself in both.

Let usnever negotiate out of fear. But let us never fear to negotiate.