Effectivecommunication is 20 percent what you know and 80 percent how you feel aboutwhat you know.

People who invite trouble always complain when it occurs.

A life makingmistakes is not only more honorable, but more useful than a life spent doingnothing at all.

Sciencecannot resolve moral conflicts, but it can help to more accurately frame thedebates about those conflicts.

Life without the Courage is death for slavery.

Books without the knowledge of life are useless.

A good listeneris not only popular everywhere, but after a while he gets to know something.

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.

The wicked are not always clever, nor are dictators always right.

Politeness is the art of selecting among one's real thoughts.

The real purpose of books is to trap the mind into doing its own thinking

Conflict is neither good nor bad. Properly managed, it is absolutely vital.