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真相是,每个作家都会创造自己的先驱。
The most important political development of the last half century has been the spread of liberal democracy around the world.
Change starts with a vision, but it’s persistence that turns it into reality.
Every problem in NP can be reduced to the satisfiability problem, which is the cornerstone of computational complexity theory.
生活是10%发生在你身上的事和90%你如何应对它。