Robert A. Heinlein

You can't believe what a lovely planet we have until you see her from outside.

To die trying is the proudest humans thing.

I was there to see beautiful naked women. So was everybody else. It's a common failing.

Progress is made by lazy men looking for easier ways to do things.

He was finding it ruinously expensive to be rich.

Many older physicians had gone to their graves calling Pasteur a liar, a fool, or worse---and without examining evidence which their “common sense” told them was impossible.

Customs tell a man who he is, where he belongs, what he must do. Better illogical customs than none; men cannot live together without them. From an anthropologist's view, 'justice' is a search for workable customs.

May you live as long as you wish and love as long as you live.

In Wilson's scale of evaluations breakfast rated just after life itself and ahead of the chance of immortality.

Come Judgment Day, we may find that Mumbo Jumbo the God of the Congo was the Big Boss all along.

His was not a small mind bothered by logic and consistency.

When you read about chemistry and physics, you want to do them too.