I find the Young Clemenza comical. When he and Vito steal the carpet, and Clemenza looks under the mat and there's no key and he kind of swears in Italian that "his friend" didn't leave him the key. His whole manner during that scene is quite comical.
TIS
"Mankind must put an end to war before war puts an end to mankind. War will exist until that distant day when the conscientious objector enjoys the same reputation and prestige that the warrior does today." JFK