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“The most exciting phrase to hear in science, the one that heralds the most discoveries, is not "Eureka!" (I found it!) but 'That's funny...”
― Isaac Asimov

“Physics is like sex: sure, it may give some practical results, but that's not why we do it.”
― Richard P. Feynman

“I learned an important lesson: Never take the obvious for granted. Once upon a time, it was so obvious that a four-pound rock would plummet earthward twice as fast as a two-pound rock that no one ever bothered to test it. That is, until Galileo Galilei came along and took ten minutes to perform an elegantly simple experiment that yielded a counterintuitive result and changed the course of history.”
― V.S. Ramachandran, The Tell-Tale Brain: A Neuroscientist's Quest for What Makes Us Human

“One of the great tragedies of mankind is that morality has been hijacked by religion. So now people assume that religion and morality have a necessary connection. But the basis of morality is really very simple and doesn't require religion at all.”
― Arthur C. Clarke