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If a listener nods his head when you're explaining your program, wake him up.
Man is not the creature of circumstances; circumstances are the creatures of men.
The beauty of asymmetric catalysis lies in its ability to create complexity from simplicity.
记忆是脆弱的,而人生的空间短暂,转瞬即逝,我们永远无法看清事件之间的联系。