Belief is the death of intelligence.

We are dealing with the best-educated generation in history. But they've got a brain dressed up with nowhere to go.

To think is to practice brain chemistry.

The intelligent man is one who has successfully fulfilled many accomplishments, and is yet willing to learn more.

Genius ain't anything more than elegant common sense.

Mad, adj. Affected with a high degree of intellectual independence.

Everyone is a genius at least once a year. The real geniuses simply have their bright ideas closer together.

An intellectual is a man who doesn't know how to park a bike.

God has placed no limits to the exercise of the intellect he has given us, on this side of the grave.

Always be smarter than the people who hire you.