Dad claims that library science is the foundation of all sciences just as math is the key — and we will survive or founder, depending on how well the… - 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.

Heroism' often consists in keeping your head in an emergency and doing the best you can with what you have instead of panicking and being shot in the tail. People who fight this way win more battles than do intentional heroes; a glory hound often throws away the lives of his mates as well as his own.

People don’t really want change, any change at all — and xenophobia is very deep-rooted. But we progress, as we must — if we are to go out to the stars.