AFI #014 Humphrey Bogart as Sam Spade from The Maltese Falcon (1941)

Polhaus: [lifting the fake falcon] It's heavy. What is it?
Spade: The, uh, stuff that dreams are made of.
Polhaus: Huh?

- Humphrey Bogart as Sam Spade from The Maltese Falcon (1941)

The bolded line is ranked #14 in the American Film Institute's list of the top 100 movie quotations in American cinema.

Life, William Alland as Jerry Thompson from Citizen Kane (1941)

Female reporter: If you could've found out what Rosebud meant, I bet that would've explained everything.
Thompson: No, I don't think so; no. Mr. Kane was a man who got everything he wanted and then lost it. Maybe Rosebud was something he couldn't get, or something he lost. Anyway, it wouldn't have explained anything... I don't think any word can explain a man's life. No, I guess Rosebud is just a... piece in a jigsaw puzzle... a missing piece.

- William Alland as Jerry Thompson from Citizen Kane (1941)

AFI #017 Orson Welles as Charles Foster Kane from Citizen Kane (1941)

Rosebud.

- Orson Welles as Charles Foster Kane from Citizen Kane (1941)

Opening line; his last word as he dies. The bolded line is ranked #17 in the American Film Institute's list of the top 100 movie quotations in American cinema.