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Every problem in NP can be reduced to the satisfiability problem, which is the cornerstone of computational complexity theory.
NP中的每个问题都可以归约为可满足性问题,这是计算复杂性理论的基石。
The test of our progress is not whether we add more to the abundance of those who have much; it is whether we provide enough for those who have too little.
一支最甜美的歌,往往是用于歌颂最悲伤思维的歌。
你无法改变过去,但你可以塑造未来。
粮食安全的未来就在波涛之下,我们有责任明智地开发它。
我们都有裂痕,那是光照进来的地方。