When Bonasera finally says to Vito, "Be my friend...Godfather?" Vito kind of shrugs as if to say, "I dunno."

Ntra la porta tua lu sangu � sparsu,
E nun me mporta si ce muoru accisu...
E s'iddu muoru e vaju mparadisu
Si nun ce truovo a ttia, mancu ce trasu.