Courtesy costs nothing. Lower the toilet seat after use. Let the people in the elevator exit before you enter. Return shopping carts to their designated areas. When you borrow something， return it better shape (filled up， cleaned) than when you got it.

I tell you that virtue is not given by money，but that from virtue comes money.

2015年：贝索斯致股东信《全世界对失败最宽容的公司》

石油和天然气领域的创新不是选择，而是可持续发展的必需。

Always have a plan before you enter a trade.