看不见的手之所以常常看不见，是因为它常常不存在。
The reason that the invisible hand often seems invisible is that it is often not there.
The truth is rarely pure and never simple.
Leadership is about inspiring people to do things they never thought they could do.
Quality is the lifeline of a project, we must never relax our pursuit of quality.
"The truth is rarely pure and never simple."
数学的本质不是使简单的事情复杂化，而是使复杂的事情简单化。
天才就像金子：必须从矿藏中开采出来。