Each time you learn something new you must readjust the whole framework of your knowledge

Staying aloof is not a solution, it is a cowardly evasion.

Freedom makes a huge requirement of every human being. With freedom comes responsibility. For the person who is unwilling to grow up, the person who does not want to carry is own weight, this is a frightening prospect.

Surely, in the light of history, it is more intelligent to hope rather than to fear, to try rather than not to try. For one thing we know beyond all doubt: nothing has ever been achieved by the person who says: it can't be done.

Do one thing everyday that scares you. Those small things that make us uncomfortable help us build courage to do the work we do.

To appear to be on the inside and know more than others about what is going on is a great temptation for most people. It is a rare person who is willing to seem to know less than he does ... Somehow, people seem to feel that it is belittling to their importance not to know more than other people.

To handle yourself, use your head; to handle others, use your heart.