23 Movie Quotes about Duality (+ Sound Clips)

Updated: Apr 8, 2026

Memorable quotes about duality, selected from famous or less known movies by Movie-Sounds.org's visitors, accompanied by short mp3 and wav audio samples.

1 And I know there's something waiting for me on the other side of the mirror. Something evil. Monstrously evil. And if I cross that dividing line, something awful will happen.

Mervyn Johns as Walter Craig in Dead of Night (1945)

2 Some say you're dead on account of this. Others say you never will be on account of this.

Robert Redford as Jeremiah Johnson in Jeremiah Johnson (1972)

3 Pain and pleasure... indivisible.

Andrew Robinson as Larry Cotton in Hellraiser (1987)

4 The guy may seem plush and huggable on the outside, but inside, he's a monster.

Tom Hanks as Sheriff Woody in Toy Story 3

5 He was a thief and a terrorist. On the other hand, he had a tremendous singing voice.

Jack Nicholson as The Joker in Batman (1989)

6 I should've never married him. He's a Gemini. Triple Gemini. Duality. Gemini is the snake, you know. You can't trust a snake. I mean it.

Sharon Stone as Ginger McKenna in Casino (1995)

7 Forgive me, Helen. You are two women, both wise and good. I am two men. One fairly good, I try to believe. The other, very bad indeed.

Jacques Sernas as Paris Of Troy in Helen of Troy (1956)

8 It is a way the gods have to give with one hand and take with two.

Rossana Podestà as Helen Of Troy in Helen of Troy (1956)

9 My name is... -Her name is death.

Rossana Podestà as Helen Of Troy; Janette Scott as Cassandra in Helen of Troy (1956)

10 The only difference between a caprice and a life-long passion is the caprice lasts a little longer.

George Sanders as Lord Henry Wotton in The Picture of Dorian Gray (1945)