Barney: I came here this morning because... I want to apologize.
Ted: Apology accepted, Barney. As you can see, I do just fine on my own. I don't need a baby-sitter.
Barney: See. All this time, I thought you need a wingman to fly, but the truth is you... you've got your own wings now.
Ted: Hmm.
Barney: Since you and Robin split, you've been gestating. Growing in your cocoon. And last night, you burst out of that cocoon, like a majestic, uh... Gosh, what is it that comes out of a cocoon? I was always bad at science.
Lily: He's gonna say it.
Ted: A butterfly? [everyone laughs] What?
Barney: Nothing, buddy.