" Mr. Vatsyayan, who says marijuana tempts the young with the escape it offers. And quitting is not easy. The withdrawal symptoms include mood swings, restlessnes, sharp cravings." Out on the lawns of a well-known school in Delhi, Karan Singh had his first encounter with marijuana. Urged by seniors that winter afternoon, Karan puffed on the well-rolled, slender joint that began his love affair with Mary Jane. Since then, he has spanned the whole gamut—smoking stuff friends got him, asking his driver to score for him, getting it straight from the hills to, well, growing his own stuff. “I have had a long stretch, but growing it is the best way to have premium quality stuff at half the cost, and with very little effort, once you know the tricks,” he says. Many would say that serious-mindedness might more productively be channelled into studies, the sports arena or a hobby—for Karan is only 13. It’s an age too early to even conte...