我认为我们在亚马逊有一种独特的文化，这种文化鼓励失败。我们在亚马逊有一种独特的文化，这种文化鼓励长期思考。
I think we have a unique culture at Amazon that encourages both risk-taking and long-term thinking.
Success is my only motherfuckin' option, failure's not.
The best architecture comes from constraints, not from freedom.
The only way to learn mathematics is to do mathematics.