“Do not worry about your difficulties in mathematics. I can assure you mine are still greater.”
“Truth is what stands the test of experience.”
“I know not with what weapons World War III will be fought, but World War IV will be fought with sticks and stones.”
“If I had only known, I would have been a locksmith.”
“Imagination is more important than knowledge.”
“If you are out to describe the truth, leave elegance to the tailor.”
“Laws alone cannot secure freedom of expression; in order that every man present his views without penalty there must be spirit of tolerance in the entire population.”
“My religion consists of a humble admiration of the illimitable superior spirit who reveals himself in the slight details we are able to perceive with our frail and feeble minds.”
“Only two things are infinite, the universe and human stupidity, and I’m not sure about the former.”
“Common sense is the collection of prejudices acquired by age eighteen.”
“Reality is merely an illusion, albeit a very persistent one.”
“The important thing is not to stop questioning. Curiosity has its own reason for existing. One cannot help but be in awe when he contemplates the mysteries of eternity, of life, of the marvelous structure of reality. It is enough if one tries merely to comprehend a little of this mystery every day. Never lose a holy curiosity.”
“The most incomprehensible thing about the world is that it is at all comprehensible.”
“The release of atomic energy has not created a new problem. It has merely made more urgent the necessity of solving an existing one.”
“The secret to creativity is knowing how to hide your sources.”
“To punish me for my contempt for authority, fate made me an authority myself.”
“Science without religion is lame, religion without science is blind.”
“Everything should be made as simple as possible, but not one bit simpler.”
“The significant problems we have cannot be solved at the same level of thinking with which we created them.”
“Insanity: doing the same things over and over again and expecting different results.”
“When you look at yourself from a universal standpoint, something inside always reminds or informs you that there are bigger and better things to worry about.”
“We should take care not to make intellect our god; is has, of course, powerful muscles, but no personality.”