not concerned about safety, napping on a train?
e.g. put your backpack on your lap against your chest and cross your arms through the straps, stick your leg through the loop of a duffel bag handle, etc
M5x7wI3CmbEem10, I first thought you were worried about sleeping too long, getting off at the wrong station
I suppose it's getting robbed? And that you live in a quite different part of the world than me :-/
America.
Ok, I'm in western/northern Europe.