Wordsare, of course, the most powerful drug used by mankind.

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.

Onceyou consent to some concession, you can never cancel it and put things backthe way they are.

A gem is not polished without rubbing, nor is a man perfected without trials.

Power is not a means, it is an end. One does not establisha dictatorship in order to safeguard a revolution; one makes the revolutionin order to establish the dictatorship.

Thereverse side also has a reverse side.

It iswith our brothers and sisters that we learn to love, share, negotiate, startand end fights, hurt others, and save face. The basis of healthy (orunhealthy) connections in adulthood is cast during childhood.

Worry is a circle of inefficient thoughts whirling about a point of fear.

Remember not only to say the right thing in the right place, but far more difficultstill, to leave unsaid the wrong thing at the tempting moment.

Neveranswer a letter while you are angry.

The easiest,the most tempting, and the least creative response to conflict within anorganization is to pretend it does not exist.

It is no profit to have learned well, if you neglect to do well.