 Then the weepers for Penny Cullen can start crying over his dead body. Four days? Three days to watch him. The fourth, the kill. My assassin. You know, that's something Penny taught me. If the man has a schedule that lasts for three days, he'll do the same on the fourth. I see. This is very interesting to me. Sure. You see, you can't be sloppy in this kind of work. Know a man's habits. Know where he's going to be at such and such a time. Know when to kill.