A practical man can always make what he wants to do look like a noble sacrifice of personal inclinations to the welfare of the community. - Murray Leinster

“We’re fools!” said Harrison. “Morons! Idiots!”
“If you speak of my altruism,” said Pepe cheerfully, “I agree. But if you speak of your interest in a very pretty girl, then I point out that nobody is ever as happy as while he is making a fool of himself over a woman.

My purpose is not to make profits, but to keep people from being killed. Quaint, eh? But I’m one of the people I don’t want killed.

My specialty is the mechanics of research. But I test my theories about how to make discoveries by using them to make discoveries.