We change our behavior when the pain of staying the same becomes greater than the pain of changing.
The best businesses are those that solve real problems for real people.
过去是我们讲给自己的故事。
我们必须始终质疑我们的假设,并愿意根据新的证据修订我们的理论。
The best way to understand labor markets is to look at real-world data, not just theoretical models.