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The world is a very complicated place, and it's not always easy to understand what's happening around us.
The brain is a naturally selected information processor.
心理过程进化是为了解决实际问题。
贫贱时,对富贵漠然置之,他日得志一定不自矜;富贵之时,心中不忘贫贱之日,即便失却富贵心中也必无怪怨。