Daphne Birnley, Alan Birnley's daughter: Thank you Sidney. If you would've said "yes" I could've strangled you!

- Joan Greenwood (as Daphne Birnley) in The Man in the White Suit (1951)

Sidney Stratton: [Seeing the assistant's pen-lighter] That's ingenious. May I?
Assistant: Of course.
Sidney Stratton: [Flicking the lighter on] I wonder, can you tell me what is the ratio of ink to petrol?
Assistant: I don't know.

- Alec Guinness (as Sidney Stratton) in The Man in the White Suit (1951)

Sidney Stratton: It shouldn't have done that.

- Alec Guinness (as Sidney Stratton) in The Man in the White Suit (1951)

Mrs. Watson, Sidney's landlady: Why can't you scientists leave things alone? What about my bit of washing when there's no washing to do?

- Edie Martin (as Mrs. Watson) in The Man in the White Suit (1951)

Sir John Kierlaw: Now. Some fool has invented an indestructible cloth. Where is he? How much does he want?

- Ernest Thesiger (as Sir John Kierlaw) in The Man in the White Suit (1951)

[Daphne laughs at Sidney's suit]
Sidney Stratton: What's funny about it?
Daphne Birnley, Alan Birnley's daughter: It's just the suit. It looks as if it's wearing you.
Sidney Stratton: It's still a bit luminous but it'll wear off.
Daphne Birnley, Alan Birnley's daughter: Oh, no!
Sidney Stratton: No?
Sidney Stratton: No. Makes you look like a knight in shining armor.

- Alec Guinness (as Sidney Stratton) in The Man in the White Suit (1951)