心理学必须基于可观察的现象，而非抽象。

The most important thing in a company is people. If you don't get that right, nothing else matters.

The real challenge in computer science is not to write programs, but to understand the nature of computation.

真相并不总是最有效的武器。有时，一个精心编织的谎言比真相能拯救更多的生命。