I have a vivid memory of being on a train journey, probably c. 4 years old, with my grandmother and her explaining to me that the reason the train stopped every

I have a vivid memory of being on a train journey, probably c. 4 years old, with my grandmother and her explaining to me that the reason the train stopped every now and then was because the people pushing it got tired. Yes, it's funny what you remember. I'll never know if she actually did say that or if I invented it. I don't think she was much of a joker.