Leave that American out of the account and see what would happen.

There's nobody on hand to examine your ticket when you arrive.

But the conductor will come and examine it when the train is ready to start.

It is too late to buy your extra ticket now; the train can't wait, and won't.

You must climb out." "But can't I pay the conductor ?" "No, he is not authorized to receive the money, and he won't.