The world of the happy is quite another than that of the unhappy.

Mental activity is always directed toward some end.

领导力意味着以同情心和清晰度做出艰难的决定。

"The only real prison is fear, and the only real freedom is freedom from fear."

The best way to predict the future is to invent it.

Greatness is not achieved alone; it is built through teamwork.