Ted: We have to quit smoking.
Lily: [in a raspy voice] Honey, you said a mouthful.
Marshall: I wish I had never started. I mean, I think back to myself at 13 years old. If I could only go back to that moment...
[Marshall imagines punching thirteen-year-old Marshall in the stomach as he's about to smoke a cigarette for the first time]
Marshall: I hate that little bastard.
Lily: [raspy voice] Me, too.