Season 7, Episode 24: "The Invitations"

You know, just while things simmer down.

"Dear Susan, I'm sorry.

I made a terrible mistake.

I'm really, really sorry."

-That's it? -What, too short?

-Seems a little short, yeah. -A little short.

You can't go to China. What about your job?

So write a letter and move to Staten Island.