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数学研究是一次进入未知的旅程,每一次发现都为新的谜题打开了大门。
"The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter."
The sea has never been friendly to man. At most it has been the accomplice of human restlessness.
The future belongs to those who can balance profit with purpose.
如果中原真的能消除战乱,我们两个老头子又何妨老死在戍边之地。