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The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'

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People who think they know everything are a great annoyance to those of us who do.

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Life is pleasant. Death is peaceful. It's the transition that's troublesome.

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Have you ever come across something you couldn't explain?""Explain in what way? I could explain a ghost by saying, 'yes, that's a ghost.' I take it th...more