The true nobility is in being superior to your previous self.

User needs are both the starting point and the ultimate goal of product development.

A law of nature， lex naturalis， is a precept or general rule found out by reason， by which a man is forbidden to do that which is destructive of his life or takes away the means of preserving the same.

如果你感觉自己在走过地狱。走着别停。

我们这年代的人读书太多而不聪明，想得太多而不美丽。

合作是释放创造力和推动创新的关键。