可归约性的概念对于理解不同计算问题之间的关系至关重要。
The concept of reducibility is central to understanding the relationships between different computational problems.
故事是一种心灵感应的形式。
The best books are those that change the way you think.
每个人对自己劳动的产权既是所有其他产权的最初基础，也是最神圣和不可侵犯的。