“In the matter of physics, the first lessons should contain nothing but what is experimental and interesting to see. A pretty experiment is in itself often more valuable than twenty formulae extracted from our minds.”

“Either CS (coordinate system) could be used with equal justification. The two sentences: the sun is at rest and the earth moves, or the sun moves and the earth is at rest, would simply mean two different conventions concerning two different CS”

“Engineering is not only study of 45 subjects but it is moral studies of intellectual life. Make things as simple as possible..but not simpler.”

“Each makes this cosmos and its construction the pivot of his emotional life, in order to find in this way peace and security which he can not find in the narrow whirlpool of personal experience.”

“Games are the most elevated form of investigation.”

“Never mind the ridicule, never mind the defeat: up again, old heart!-it seems to say,-there is victory yet for all justice; and the true romance which the world exists to realize, will be the transformation of genius into practical power.”

“Luckily for us, now that steam has narrowed the Atlantic to a strait, the nervous, rocky West is intruding a new and continental element into the national mind, as we shall yet have an American genius.”

“Genius Borrows nobly.”