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"In the end, we will remember not the words of our enemies, but the silence of our friends."
In mathematics, as in life, the most profound discoveries often come from asking the simplest questions.
The soul is immortal.
The harder you work, the luckier you get.
The course of history is the slow march of freedom.
道德的营养不良和精神的中毒对人的心灵的危害,正如身体的营养不良对于身体健康的危害一样。