I think and think for months and years. Ninety-nine times, the conclusion is false. The hundredth time I am right.

One strength of the communist system of the East is that it has some of the character of a religion and inspires the emotions of a religion.

There comes a time when the mind takes a higher plane of knowledge but can never prove how it got there.

Too many of us look upon Americans as dollar chasers. This is a cruel libel, even if it is reiterated thoughtlessly by the Americans themselves.

The process of scientific discovery is, in effect, a continual flight from wonder.

I have just got a new theory of eternity.

There could be no fairer destiny for any physical theory than that it should point the way to a more comprehensive theory in which it lives on as a limiting case.

I shall never believe that God plays dice with the world.

It stands to the everlasting credit of science that by acting on the human mind it has overcome man’s insecurity before himself and before nature.

You ask me if I keep a notebook to record my great ideas. I’ve only ever had one.

I cannot imagine a God who rewards and punishes the objects of his creation and is but a reflection of human frailty.

Love is a better teacher than duty.

I am enough of an artist to draw freely upon my imagination.

Few are those who see with their own eyes and feel with their own hearts.

The distinction between the past, present and future is only a stubbornly persistent illusion.

Put your hand on a hot stove for a minute and it seems like an hour. Sit with a pretty girl for an hour, and it seems like a minute.

The release of atomic energy has not created a new problem. It has merely made more urgent the necessity of solving an existing one.

True religion is real living; living with all one’s soul, with all one’s goodness and righteousness.

All these primary impulses, not easily described in words, are the springs of man’s actions.

God does not play dice.