"The human heart, at whatever age, opens only to the heart that opens in return."

命题是断言某事是或不是事实的陈述。

水产养殖的未来在于循环水系统——它们将废物转化为机遇。

2017年：贝索斯致股东信《让高标准渗透公司文化》

Technology is nothing. What's important is that you have a faith in people, that they're basically good and smart, and if you give them tools, they'll do wonderful things with them.

万物皆处于流动状态。