One strategy: "We've had three big ideas at Amazon that we've stuck with for 18 years， and they're the reason we're successful: Put the customer first. Invent. And be patient."

书籍是最终的被抛弃者：放下它们，它们会永远等你；关注它们，它们总是会回报你的爱。

学习的每一个方面或智能的任何其他特征都可以原则上被精确描述，以至于可以制造一台机器来模拟它。