"Have you heard about the trolley problem," asked Sheth who was sitting beside me. Yes, I had, but I did not reply right away. I looked around at unfamiliar faces surrounding me and found a mixed bag of people of Slavic, Eastern and Mongol origins. There wasn't an Indian in sight except, of course, my friend Sheth. An hour ago, he and I had landed at Almaty International Airport, Kazakhstan and were waiting for our connecting flight to Bishkek, Kyrgyzstan. There was still an hour to go and I had nothing to do. There was no internet. Our SIM cards were not of any use. We would buy the local SIM in Bishkek. I hadn't brought a book with me or downloaded any movie/TV series on my mobile. Even if I weren't shy and wanted to talk to someone, language would have failed me. Neither I knew Kazakh nor Russian. Therefore, to pass the time, I decided to humour my friend and replied, "No, I don't. Tell me." "Imagine a train moving forward on a track," h...