He's glad that she's brought this up, not because Ted himself feels like it was important for him to know, but because this has clearly worried her a bit. He doesn't want her to have to carry that worry needlessly. And he always loves learning more about her, getting a richer understanding of her life and her past.

He pulls her hand up to his mouth and gives it a kiss.

"If you ever feel the need to have sex with someone else, then I hope you'll tell me, so we can figure it out together," he says. And he really does mean that. Because it would mean she was lacking something, and he doesn't want that.

"As for special, I mean... It's not what things we do that make it special. It's the fact that love each other, and we choose to do those things together. Right?"