商业中的诚信不仅是道德问题，更有利于长期成功。

The only purpose for which power can be rightfully exercised over any member of a civilized community， against his will， is to prevent harm to others.

世界的整个问题在于愚蠢的人和狂热分子总是对自己如此确定，而聪明的人则充满疑虑。