计算复杂性理论的发展向我们展示了并非所有问题都是平等的。
I don't believe in anything, and that gives me great freedom.
To be human is to be flawed, but it is also to be capable of great change.
The most successful leaders are those who listen—to their teams, their customers, and the environment.
当我们的知识之圆扩大之时,我们所面临的未知的圆周也一样。
The source of every crime, is some defect of the understanding; or some error in reasoning; or some sudden force of the passions.