JOHN

Can't be helped, I said. It's the very thing
that can be helped.

MARY

Can be helped, John? Whatever do you
mean?

JOHN

I mean he'd no right to stop me catching
that train. I've got the crystal, and I'll
catch it yet!

MARY

O, John, that's what you said you wouldn't
do.

JOHN

No. I said I'd do nothing to alter the past.
And I won't. I'm too content, Mary. But
this can't alter it. This is nothing.

MARY

What were you going to catch the train