“There comes a time in the life of every human when he or she must decide to risk "his life, his fortune, and his sacred honor" on an outcome dubious. Those who fail the challenge are merely overgrown children, can never be anything else.”
— Robert A. Heinlein
“If you would know a man, observe how he treats a cat.”
— Robert A. Heinlein
“Take sides! Always take sides! You will sometimes be wrong — but the man who refuses to take sides must always be wrong.”
— Robert A. Heinlein
“I will accept the rules that you feel necessary to your freedom. I am free, no matter what rules surround me. If I find them tolerable, I tolerate them; if I find them too obnoxious, I break them. I am free because I know that I alone am morally responsible for everything I do.”
— Robert A. Heinlein
“Love is the condition in which the happiness of another person is essential to your own.”
— Robert A. Heinlein
“The capacity of the human mind for swallowing nonsense and spewing it forth in violent and repressive action has never yet been plumbed.”
— Robert A. Heinlein
“Jealousy is a disease; love is a healthy condition. The immature mind often confuses one for the other, or assumes the greater the love, the greater the jealousy. In fact they are almost incompatible; both at once produce unbearable turmoil.”
— Robert A. Heinlein
“Every technology goes through three stages: first a crudely simple and quite unsatisfactory gadget; second, an enormously complicated group of gadgets designed to overcome the shortcomings of the original and achieving thereby somewhat satisfactory performance through extremely complex compromise; third, a final stage of smooth simplicity and efficient performance based on correct understanding of natural laws and proper design therefrom.”
— Robert A. Heinlein
“Morals — all correct moral laws — derive from the instinct to survive. Moral behavior is survival behavior above the individual level.”
— Robert A. Heinlein