[Sulky-looking now, too, Todd folds his arms and continues to glower.]

Hey, I'm cool. I'm faster'n anything they got in there, I bet. An' there some cool stuff, too. Found a car-bike-lookin' thing that I bet would get you places faster'n jumpin', if it worked.

[He's not used to being scolded. Just yelled at. He could have handled that. But a scold from somebody who actually uses logic? And (according to Jocelyn) actually kind of cares about him? Totally outside his experience, and thus ability to cope with maturely. ... not that he has the ability to cope maturely with much.]