Man is an animal that makes bargains: no other animal does this—no dog exchanges bones with another.
人是会讨价还价的动物：没有其他动物会这样做——没有狗会与另一只狗交换骨头。
Safety must remain our top priority in everything we do.
I don’t care about rankings, I care about performance.
The safest way to try and get what you want is to try and deserve what you want. It’s such a simple idea. It’s the golden rule so to speak. You want to deliver to the world what you would buy if you were on the other end.
In economics, small changes in rules can lead to large changes in outcomes.