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时间存在的意义就是任何事都不可能立刻实现。
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.
In the wild, every decision can mean the difference between life and death.
生活是关于产生影响,而不是赚取收入。