Amy: It's just so much easier to give him what he wants.
Leonard: Oh, true, but think of how much you've accomplished. Who got him to stop Purelling his pocket change?
Leonard: And who got him to put things other than gloves in the glove compartment?
Amy: Me. It was mittens.
Leonard: Mm. And who got him to try a turkey dog?
Amy: That was actually Koothrappali, but I did let him spit it out in my hand.