Most of us haven't.

And at any rate I wouldn't burn my boats yet awhile.

You may want to escape yet." Peter considered this in silence.

Then he drew the sheets to him and added a few more words, folded the paper, put it in the envelope, and stuck it down.

"Come on," he said, "let's go and post this and have a walk." Langton got up and looked at him curiously, as he sometimes did.