I made one great mistake in my life-when I signed the letter to President Roosevelt recommending that atom bombs be made but there was some justification-the danger that the Germans would make them.

Gravitation is not responsible for people falling in love.

Life is like riding a bicycle. To keep your balance, you must keep moving.

Life isn't worth living, unless it is lived for someone else.

Imagination is everything. It is the preview of life's coming attractions.

Wisdom is not a product of schooling but of the lifelong attempt to acquire it.

Strive not to be a success, but rather to be of value.

The true sign of intelligence is not knowledge but imagination.

God is clever but not dishonest.

Try not to become a man of success but rather a man of value.

Weakness of attitude becomes weakness of character.

Everything That Has A Beginning Has An End.

One can never pay in gratitude one can only pay "in kind" somewhere else in life.

Conversation between Adam and Eve must have been difficult at times, because they had nobody to talk about.

I want to understand you, I study your obscure language.

I could live a week on one good compliment.

I don't really understand it - marriage.

Successful trout fishing isn't a matter of brute force or even persistence, but something more like infiltration.

Give the people what they want and then go have a hamburger.

Somewhere, a long way away, people are doing sensible things like mowing lawns and digging gardens.

Somewhere in him, a shadow turned mournfully over. You had to run with a night like this so the sadness could not hurt