“The steam engine has done much more for science than science has done for the steam engine.”

“A person whose desires and impulses are his own—are the expression of his own nature, as it has been developed and modified by his own culture—is said to have a character. One whose desires and impulses are not his own, has no character, no more than a steam-engine has character…”

“Reading is a mighty engine, beside which steam and electricity sink into insignificance.”

“I imagine horses in the engine, their manes flying, their breaths steaming, their nostrils flaring as they gallop.”

“hat a feeble thing intelligence is, with its short steps, its waverings, its pacings back and forth, its disastrous retreats! Intelligence is a mere instrument of circumstances. There are people who say that intelligence must have built the universe—why, intelligence never built a steam engine! Circumstances built a steam engine. Intelligence is little more than a short foot-rule by which we measure the infinite achievements of Circumstances.”

“What a feeble thing intelligence is, with its short steps, its waverings, its pacings back and forth, its disastrous retreats! Intelligence is a mere instrument of circumstances. There are people who say that intelligence must have built the universe - why, intelligence never built a steam-engine! Circumstances built a steam-engine. Intelligence is little more than a short foot-rule by which we measure the infinite achievements of Circumstances.”