“Our opponent is an alien starship packed with atomic bombs," I said. "We have a protractor.”

“If you can't test it, it's not theorics -- it's metatheorics. A branch of philosophy. So, if you want to think of it this way, our test equipment is what defines the boundary separating theorics fr...”

“Nothing is more important than that you see and love the beauty that is right in front of you, or else you will have no defense against the ugliness that will hem you in and come at you in so many ...”

“... when I saw any of those kinds of beauty I knew I was alive, and not just in the sense that when I hit my thumb with a hammer I knew I was alive, but rather in the sense that I was partaking of ...”

“They knew many things but had no idea why. And strangely this made them more, rather than less, certain that they were right.”

“The biggest machines, in those days, were already pushing the limits of what could be constructed on Arbre with reasonable amounts of money.""I hadn't known that," I said. "I always tend to assume ...”

“I should attempt to treat human vice and folly geometrically... the passions of hatred, anger, envy, and so on, considered in themselves, follow from the necessity and efficacy of nature... I shall...”

“If you can't test it, it's not theorics -- it's metatheorics. A branch of philosophy. So, if you want to think of it this way, our test equipment is what defines the boundary separating theorics fr...”

“Physicists have come to realize that mathematics, when used with sufficient care, is a proven pathway to truth.”