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翻译:君子到黄昏时便入室休息。
In chemistry, as in life, sometimes you need to take a step back to see the bigger picture.
最好的故事会为读者的想象力留下跳舞的空间。
The use of a program to prove the 4-color theorem will not change mathematics - it merely demonstrates that the theorem, a challenge for a century, is probably not important to mathematics.