我认为这应该被称为谎言,因为猪不像一天,而且人们橱柜里也没有骷髅。
Models are not crystal balls, but they are the best tools we have to understand the future.
人类的历史在很大程度上是与环境斗争的历史。
自由不是给予的,而是夺取的。
多项式时间归约的概念对于理解NP完全问题的结构至关重要。
Mental processes are tools for living, and their worth is in their use.