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Mathematics knows no races or geographic boundaries; for mathematics, the cultural world is one country.
渔业的未来在于与海洋生态系统的和谐共处。
重要的不是你走得多慢,而是你不停下脚步。
每一个数学定理都是一个等待被讲述的故事,一个等待被解开的谜团。
Freedom is not something that anybody can be given. Freedom is something people take, and people are as free as they want to be.