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在数学中,最简单的解释往往是最深刻的。
In mathematics, the simplest explanation is often the most profound.
All are gurus to us, the wicked by their evil deeds say 'do not come near me'. The good are always good, therefore all are like gurus to us.
我只和自己竞争,不和别人竞争。
A coward is incapable of exhibiting love; it is the prerogative of the brave.