Man: The ice cream in the truck is not for sale. It is against the law for me to sell ice cream in the middle of traffic.
Reese: This is just wrong! You could make money and please children. This is a senseless act! You are evil. Pure evil!
Man: If you kids are not willing to discuss this sensibly... [gets in van and closes door]
Reese: You son of a...
Malcolm: Look, there's nothing you can do.
Reese: Yes, there is! I can... I can... [charges at the van and headbutts the door]
Jessica: And the Nobel Prize goes to...
Malcolm: Hey, you're talking about my brother. Good one.