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I don't regret the past. It made me who I am today.
科学研究要解决实际问题,不能只停留在论文上。
I don't sing because I'm happy; I'm happy because I sing.
愚蠢的时间由时钟衡量,但智慧的时间:没有时钟可以衡量。
The development of efficient algorithms is as much an art as it is a science.
Writing is a way of questioning the world, of trying to understand it.