Oh, nonsense, Cathy. It's been a long time. Bygones must be bygones.

6 seconds sound clip from the Wuthering Heights (1939)) classic radio play.

You can hear this line at 00:30:30 in the radio play.

Quote context

[...]

- Why, what's the matter?

- Heathcliff - has come back.

- Tell him I'm not at home, Ellen.

- Not at home, darling?

- To whom?

- It's Heathcliff.

- Well! Does he seem the same?

- No, sir. I hardly recognised him. Fine clothes... he seems quite the gentleman.

- Don't prattle, Ellen! I said I didn't wish to see him!

- Oh, nonsense, Cathy. It's been a long time. Bygones must be bygones.

- Oh, yes, let us see some kind of caller.

- Show him in, Ellen.

- Yes, sir.

- Edgar, this is a mistake.

- Why, Cathy, your hands are trembling.

- Are they?

[...]