来吧，一旦你觉得自己懂得了什么，就必须换一种角度来看。这可能显得很荒唐或者愚蠢，但必须试一下。

The truth is a fragile thing, easily broken.

The only purpose for which power can be rightfully exercised over any member of a civilized community， against his will， is to prevent harm to others.

算法的真正力量不在于它的速度或效率，而在于它揭示所解决问题隐藏结构的能力。