"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 hardest thing in the world to understand is the income tax."
"Weakness of attitude becomes weakness of character."
"Great spirits have often encountered violent opposition from weak minds."
"Peace cannot be kept by force. It can only be achieved by understanding."
"Two things are infinite: the universe and human stupidity; and I'm not sure about the the universe."
"He who joyfully marches to music rank and file, has already earned my contempt. He has been given a large brain by mistake, since for him the spinal cord would surely suffice. This disgrace to civilization should be done away with at once. Heroism at command, how violently I hate all this, how despicable and ignoble war is; I would rather be torn to shreds than be a part of so base an action. It is my conviction that killing under the cloak of war is nothing but an act of murder."
NEXT: Applying Einstein's logic to today's political scene.