yes! Ah ha! i know this one, it's clemenza to vito when he goes to steal the carpet!

and my one is 'you're enemies know you're here'

"Neri, take a train to Rome. Light a candle for the Archbishop." - Vincenzo Corleone

"But if he betrays me your prayers will not be swift enough to catch him on his way to hell." - Salvatore Guiliano