A cup is useful only when it is empty; and a mind that is filled with beliefs, with dogmas, with assertions, with quotations, is really an uncreative mind.

If you wish to make a man your enemy, tell him simply, 'You are wrong.' Thismethod works every time.

There is a foolish corner in the brain of wisest man.

One of the lessons of history is that nothing is often a good thing to do and alwaysa clever thing to say.

Laughter is shortest distance between two people.

A wise man has great power, and a man of knowledgeincreases strength.

In thefield of observation, chance favors only theprepared minds.

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.

A man of courage is also full of faith.

Themost dramatic conflicts are perhaps, those that take place not between menbut between a man and himselfwhere the arena of conflict is a solitary mind.

It's more shameful to mistrust one's friends than to be deceived by them.

The surest way to remain poor is to be an honest man.