An actor entering through the door, you've got nothing. But if he enters through the window, you've got a situation.

An actor entering through the door, you've got nothing. But if he enters through the window, you've got a situation.

一个演员从门进来，你什么都没有。但如果他从窗户进来，你就有麻烦了。

-- Billy Wilder 比利·怀尔德