变化的速度如此之快，以至于我们必须跑得更快才能保持在原地。
Enterprises should actively undertake social responsibilities, create value for employees, and contribute to society.
The money and effort that men expend on their bodies, they might with greater profit devote to their minds.
Models are not crystal balls, but they are the best tools we have to understand the future.
Do not feel absolutely certain of anything.