Ted rests his hands on her waist as he kisses her back. These are actually the kind of moments that make him the happiest. When they're just gently existing together, being domestic, and comfortable and familiar enough with each other to help each other with stuff like their clothes. Or brushing their teeth together. Or doing the dishes.

Because more than anything else, it helps him imagine spending the rest of his life with this amazing woman. All the little moments that just happen, unremarkable but intimate, when you spend your life with someone.