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To understand behavior, we must look at its purpose in the context of survival and adaptation.
写作是关于创造一些东西,而不是表达自己。
The greatest obstacle to being heroic is the doubt whether one may not be going to prove one's self a fool; the truest heroism is to resist the doubt; and the profoundest wisdom, to know when it ought to be resisted, and when to be obeyed.