It is a good thing to make mistakes so long as you're found out quickly.

Conservatism leads nowhere; it satisfies no ideal.

Experience shows that what happens is always the thing against which one has not made provision in advance.

The old saying holds. Owe your banker �1000 and you are at his mercy; owe him �1 million and the position is reversed.

The social object of skilled investment should be to defeat the dark forces of time and ignorance which envelope our future.

I can't remember my telephone number, but I know it was in the high numbers.

Newton was not the first of the age of reason. He was the last of the magicians, the last of the Babylonians and Sumerians, the last great mind that looked out on the visible and intellectual world with the same eyes as those who began to build our intellectual inheritance rather less than 10,000 years ago.