“Good. Someday, and that day may never come, I'll call upon you to do a service for me.”
About this quote
Vito Corleone's reply to the undertaker Bonasera, who begs for justice on the day of Connie's wedding in The Godfather (1972). The Don grants the favor in return for a debt to be collected whenever he chooses, the quiet engine behind his web of obligations.