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定理是永恒的;它们的证明是短暂的。
The only way you can write the truth is to assume that what you set down will never be read.
Rule of 3 in conversation. To get to the real reason, ask a person to go deeper than what they just said. Then again, and once more. The third time’s answer is close to the truth.
The new energy industry is not a 100-meter sprint, but a marathon.