Knowledge is not a passion from without the mind, but an active exertion of the inward strength, vigour and power of the mind, displaying itself from within. Ralph Cudworth
The problem in defense is how far you can go without destroying from within what you are trying to defend from without. Dwight D. Eisenhower
Maybe I'm like acts of Congress or your favorite chinese restaurant -- you don't really want to know what's going on behind the door. I'm a real study in contrast, I expect, looking from without. But it adds up to what you get on stage. David Lee Roth
Know that all healing forces are within, not without! The applications from without are merely to create within a coordinating mental and spiritual force. Edgar Cayce
Man invents war. Man discovers peace. He invents war from without. He discovers peace from within. War man throws. Peace man sows. The smile of war is the flood of human blood. The smile of peace is the love, below, above. Sri Chinmoy
A great civilization is not conquered from without until it has destroyed itself within. Will Durant