You live and learn. Or you don't live long.

People who go broke in a big way never miss any meals. It is the poor jerk who is shy a half slug who must tighten his belt.

"I've found out why people laugh. They laugh because it hurts so much... because it's the only thing that'll make it stop hurting" ... "But that's not all people laugh at." "Isn't it? Perhaps I don't grok all its fullness yet. But find me something that really makes you laugh sweetheart... a joke, or anything else- but something that gave you a a real belly laugh, not a smile. Then we'll see if there isn't a wrongness wasn't there." He thought. "I grok when apes learn to laugh, they'll be people."

From somewhere, back in my youth, heard Prof say, 'Manuel, when faced with a problem you do not understand, do any part of it you do understand, then look at it again.' He had been teaching me something he himself did not understand very well—something in math—but had taught me something far more important, a basic principle.

But does Man have any 'right' to spread through the universe? Man is what he is, a wild animal with the will to survive, and (so far) the ability, against all competition. Unless one accepts that, anything one says about morals, war, politics, you name it, is nonsense. Correct morals arise from knowing what man is, not what do-gooders and well-meaning old Aunt Nellies would like him to be. The Universe will let us know - later - whether or not Man has any "right" to expand through it.

A generation which ignores history has no past — and no future.

There were many, many times thereafter that Don regretted having enlisted - but so has every man who ever volunteered for military service.