I think the moment you stop learning, you stop being a writer.
The beauty of mathematics is that it is eternal, it doesn't change.
成长是痛苦的,但也是必要的。
Choose a life of action,not one of ostentation.
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.
我尝试创造一个感觉真实且有生活气息的世界。
Sustainability isn't an option - it's our responsibility to future generations.