Chinatown

Jake Gittes: "May I speak frankly, Mrs. Mulwray."
Evelyn Mulwray: "You may if you can, Mr. Gittes."

"What can I tell you, kid? You're right. When you're right, you're right, and you're right."

"He's rich! Do you understand? He thinks he can get away with anything."

"You're dumber than you think I think you are."

"Have you ever heard the expression 'Let sleeping dogs lie'? Sometimes you're better off not knowing."

Ida Sessions: "Are you alone?"
Jake Gittes: "Isn't everybody?"

"You've got a nasty reputation, Mr. Gittes. I like that."

Loach: "What happened to your nose, Gittes? Somebody slammed a bedroom window on it?"
Jake Gittes: "Nope. Your wife got excited. She crossed her legs a little too quick. You understand what I mean, pal?"