Never answer a letter while you are angry.

One of the function of intelligence is to take account of the dangers that come from trusting solely to the intelligence.

Power will intoxicate the best hearts, as wine thestrongest heads. No man is wise enough, nor good enough to be trusted withunlimited power.

Expreince never helps us avoid doing something foolish; it merely prevents us from enjoying it.

Conflictbuilds character. Crisis defines it.

One ofthe best ways to persuade others is with your ears by listening to them.

Wisdom is what you get for a lifetime of listening when you'd have preferred totalk.

Nothing do I regret more in my student life that thay my teachers were not my friends

In God we trust; all others pay cash.

If power is for sale, sell your mother to buy it. You canalways buy her back again.

People whoare too concerned with how well they are doing will be less successful andfeel less competent than those who focus on the task itself... Somepsychologists call it a conflict between egoorientation, or between extrinsicand intrinsic motivation...

Whenyou're at the edge of a cliff, sometimes progress is a step backwards.