[Frasier and Daphne observe Niles violently gesturing as he paces back and forth on the balcony]
Daphne: What's Dr. Crane doing?
Frasier: He's a little frustrated because I wouldn't let him do something. He's taking his anger out on my ficus.
Daphne: I've never seen him so angry, he's like a madman.
[Niles' arm waving gets more extreme. Frasier lets him back in]
Niles: Good Lord! There's a bee out there the size of a wood finch!