Beckett says goodnight to Castle, 성 says :Until tomorrow, until morning, 또는 what does he say?

he says 'until tomorrow', because he thinks it sounds 더 많이 hopeful

성 says "Until tomorrow, Detective."
Then Beckett replies with, "Can't 당신 just say night?"
성 responds, "I'm a writer, 'Until tomorrow is 더 많이 hopeful."
Beckett says, "Yeah, well, I'm a cop, night."