解释：凡是有利的地方，虽然是极高的山，没有不可以上去的；即令有极深的水，没有不可以下去的。

用户体验差1%，在规模化后就是100%的灾难。

"I write to escape the shadow, but I always end up finding it."

The essence of mathematics is not just in solving problems but in asking the right questions.

释义：与心意相投的朋友在一起，心里不会感到厌倦；与理解你的人交谈，会有说不完的话。

To truly understand the cosmos, we must first understand the smallest particles that make it up.

The hardest thing to explain is the glaringly evident which everybody had decided not to see.

艺术家必须是无限的影子。