She: I'm going to have a sake with lunch.
He: I'm going to have a shoe-ee. That way with a sock-ee and a shoe-ee we can protect at least one foot-ee.
She: (groan)
He: Does this mean I'm the Designated Driver?
She: No.
He: So you want to drink and drive.
She: It's only one sake. I can still drive.
He: So you want to drive.
She: No, you can drive. You always drive. I like you driving.
He: So what you are saying is that I am the un-designated person who is arbitrarily operating the machinery that just happens to be taking you home on this day when you are consuming alcohol?
She. Yes.
He: Ah.
by 
(By the way I can't drive)
Additionally:
He: whoa! Look at all that wasabi! I thought I was using a lot. How can you eat that much?
She: I'm more of a masochist than you are.
He: That's really sad-o.