Frederika: How is everything?
Frasier: Oh gosh, Frederika, I've never tasted anything so divine.
Frederika: Oh, ja, you see, Dr. Crane, I don't believe that fitness depends on starving yourself. The secret is exercise, hard work, then good food and lots of it when you've earned it.
Frasier: Oh well, this is fabulous food-
[As Frasier reaches for a bite from Martin's plate, Frederika slaps his hand away]
Frederika: You haven't earned it! [laughing] That's just my way of having fun. Of course, you're welcome, I'll get another plate.