- "Imagination is more important than knowledge."

- "Any intelligent fool can make things bigger, more complex, and more violent. It takes a touch of

genius -- and a lot of courage -- to move in the opposite direction."

- "The only real valuable thing is intuition."

- "Everything should be made as simple as possible, but not simpler."

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

- "The secret to creativity is knowing how to hide your sources."

- "The only thing that interferes with my learning is my education."

- "The important thing is not to stop questioning. Curiosity has its own reason for existing."

- "I want to know God's thoughts; the rest are details."

- "The hardest thing in the world to understand is the income tax."

- "I am convinced that He (God) does not play dice."

- "The eternal mystery of the world is its comprehensibility."

- "Weakness of attitude becomes weakness of character."

- "Science without religion is lame. Religion without science is blind."

- "Peace cannot be kept by force. It can only be achieved by understanding."

- "The most incomprehensible thing about the world is that it is comprehensible."

- "Two things are infinite: the universe and human stupidity; and I'm not sure about the universe."

- "Whoever undertakes to set himself up as a judge of Truth and Knowledge is shipwrecked by the

laughter of the gods."

- "I know not with what weapons World War III will be fought, but World War IV will be fought

with sticks and stones."

- "In order to form an immaculate member of a flock of sheep one must, above all, be a sheep."

- "Not everything that counts can be counted, and not everything that can be counted counts." (Sign

hanging in Einstein's office at Princeton)