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I have already carried out my duty. I have proved the Poincaré conjecture and I have nothing more to do in mathematics.
战争不会在战斗停止时结束;它的回响会延续几代人。
You have to be willing to fail in order to succeed.
To love is to risk, but it is a risk worth taking.
The future of marine fisheries depends on collaboration between governments, businesses, and local communities.