Great memorable quotes and script exchanges from the Casino movie on Quotes .net. Sam “Ace” Rothstein (Robert DeNiro): When you love someone, you've gotta trust them. There's no other way. You've got to give them the key to everything. Casino is an Academy Award-nominated crime drama film. Sam "Ace" Rothstein is called by the mob to oversee the day-to-day operations at the Tangiers. I don't care how long it takes, put an equal amount in each muffin. But in the end, I wound up right back where I started. You've got to give them the key to everything that's yours. I want my cut. She found some pimps, lowlifes, druggies and bikers in L. I'm seeing you for the very first time right this minute. I cheats goodgame empire to be able to trust you with my life.