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。
艺术应该创造一种富有成效的不适。
The absurdity of life doesn't make it meaningless, but rather gives it a special kind of meaning.
The most important property of a program is whether it accomplishes the intention of its user.
解释:把利益给出去,就会有实惠返回来;把怨恨给出去,就会有祸害返回来。