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I don't live to dance. I dance to live.
Problem-solving often requires restructuring one's mental representation of the situation.
这句话借用俗语,表达了命运无常、机遇变化的道理。
Well, the first rule is that you can’t really know anything if you just remember isolated facts and try and bang ’em back. If the facts don’t hang together on a latticework of theory, you don’t have them in a usable form.