Patrick: Uh-huh. But you're living with somebody who does have lice, so just 'cause you don't have it now, doesn't mean that you couldn't get it tonight, or tomorrow, or whenever.
David: It's almost as if you want me to get the lice.
Patrick: I don't want you to get it, I just, I think you should be careful. You can crash at my place tonight if you need to.