释文：不了解事情的真相就高谈阔论，便是不明智；如果知道了而不谈，就 是不忠诚。

If you're horrible to me, I'm going to write a song about it, and it won't be a nice one.

There is only one boss. The customer. And he can fire everybody in the company from the chairman on down, simply by spending his money somewhere else.