计算复杂性的本质是理解什么可以被有效地计算的极限。
The essence of computational complexity is to understand the limits of what can be computed efficiently.
【译文】 孔子说:“不到苦思冥想时,不去提醒;不到欲说无语时,不去引导。不能举一例能理解三个类似的问题,就不要再教他了。”
I'm the only person I know that's lost a quarter of a billion dollars in one year...It's very character-building.