You can obsess about serving your customers/audience/clients， or you can obsess about beating the competition. Both work， but of the two， obsessing about your customers will take you further.

邪恶是善良的人们编造的谎言，用来解释其他人的特殊魅力。

Innovation is the soul of a company; without it, there is no future.

2013年：贝索斯致股东信《下放决策权以促进创新》

The only obsession everyone wants: ‘love.’ People think that in falling in love they make themselves whole? The Platonic union of souls? I think otherwise. I think you’re whole before you begin. And the love fractures you. You’re whole, and then you’re cracked open.

A good algorithm is like a good story: it has a clear beginning, middle, and end.