"You said you hoped never to hear from me again; I know that.

But I never accepted any such rule as my own.

I warned you that you should hear very soon." "I didn't say I hoped NEVER to hear from you," said Isabel.
"Not for five years then; for ten years; twenty years.

It's the same thing." "Do you find it so?
It seems to me there's a great difference.

I can imagine that at the end of ten years we might have a very pleasant correspondence.