"Brimstone" wrote in
:

You have the gift of ability to assess a person's intelligence from a
single piece of data: that he died because of one mistake he made.

What mistake?

Please don't pretend to be obtuse.

Is putting yourself in the path of a fast moving, heavy train that
takes a long time to stop a sensible thing to do?

No, plainly not. Though lots of people do; most of them survive by getting
out of the way in time.

Presumably I'm stupid; my gruesome demise is undoubtedly imminent.

Who can tell.

Can I assume you won't be posting any messages of sympathy?

Rick.