India, March 1 -- By Dr. K. Javeed Nayeem, MD

Last weekend, I had written about how I made a friend while travelling on a train by exchanging books with her and then tragically lost her too. I had also asked my readers to stay tuned to the remaining part of my narration about another memorable train journey and so here I am.

Sometimes strange things happen, which seem very unusual and this is one such episode. As a medical student, early one summer, I was travelling by train to Gulbarga where I was studying, when a foreigner got into my compartment at Raichur and settled down with his knapsack on the window seat opposite mine, after flashing his smile at me with a nod of his head, as most foreigners do.

Although what he was carrying in...