释义：天知道，神知道，我知道，你知道。怎么能说没人知道呢？

"The world is indeed full of peril, and in it there are many dark places; but still there is much that is fair, and though in all lands love is now mingled with grief, it grows perhaps the greater."

Behavior is a function of the field at the time the behavior occurs.

Success in business is all about people, people, people. Whatever industry a company is in, its employees are its biggest competitive advantage.