In computational complexity, we are not just dealing with the limits of what we can compute, but also with the limits of what we can prove.
最深的伤口是看不见的。
父母们想知道为什么溪流是苦的,而他们自己却毒害了泉水。
Success is the best revenge.
A car is no longer just a means of transportation, but a mobile living space.