- Procurator Fiscal: You couldn't possibly have known that I would say what I've just said.
- Will Lamb: Listen, if you're trying to say that I wouldn't have said what I said I'd say, if you said what you said you would've said, well all I can say is fiddle sticks.
- Procurator Fiscal: I put it to you, Mr. Lamb. Either you are grossly incompetent to teach chemistry, or you're making a puerile attempt to avoid an accusation of having caused the death of Mr. Humphries.