Speech is of time; silence is of eternity.

If you are distressed by anything external, the pain isnot due to the thing itself but to your own estimate of it; and this you havethe power to revoke at any moment.

Duringa negotiation, it would be wise not to take anything personally. If you leavepersonalities out of it, you will be able to see opportunities moreobjectively.

Ultimately, the only power to which man should aspire isthat which he exercises over himself.

The property of power is to protect.

The man who says he's too old to learn new tricks probably always was.

Teaching may contribute to certain kinds of learning under certain circumstances.

Every man has the right to feel that "Because of me was the world created".

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.

Theloftier the building the deeper the foundation must be.

To do what others cannot do is talent. To do what talent cannot do is genius.

A clynic is a man who knows the price of everything and the value of nothing