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最大的风险是不冒任何风险。在一个快速变化的世界里,唯一注定失败的策略就是不冒险。
历史学家的首要职责是忠于真相。
Reality is a question of perspective; the further you get from the past, the more concrete and plausible it seems.
The only person you should try to be better than is the person you were yesterday.
If you're not failing occasionally, you're not pushing the boundaries enough.