I was very pleased with your kind letter. Until now I never dreamed of being something like a hero. But since you've given me the nomination I feel that I am one.

I prefer to make up my own quotes and attribute them to very smart people, so that I can use them to win arguments

Common sense is the collection of prejudices acquired by age eighteen.

Information is not knowledge.

I know that the most joy in my life has come to me from my violin.

Everybody should be ashamed who uses the wonders of science and engineering without thinking and having mentally realized not more of it than a cow realizes of the botany of the plants which it eats with pleasure.

Nothing that I can do or say will change the structure of the universe. But maybe, by raising my voice, I can help the greatest of all causes — good will among men and peace on earth.