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适应力是任何行业长久发展的关键。
The truth is, the science of Nature has been already too long made only a work of the brain and the fancy: It is now high time that it should return to the plainness and soundness of observations on material and obvious things.
写作的真正挑战不在于找到正确的词语,而在于揭示它们必须承载的真相。
I don't have any particular recipe [for developing new proofs] ... It is the reason why doing research is challenging as well as attractive. It's like being lost in a jungle and trying to use all the knowledge that you can gather to come up with some new tricks, and with some luck you might find a way out.
"Every saint has a past, and every sinner has a future."