At an age when most are settling into a quiet retirement, 78-year-old former engineer HR Iyer embarked on a new adventure, trading a successful career in the steel industry for the quiet fulfillment of organic farming. Five years ago, he left his business behind to cultivate an 18-acre plot of land in the scenic hills of Kodaikanal, finding a renewed sense of purpose in the process.For decades, Iyer’s world revolved around the precision of mechanical engineering. His Chennai-based company was a key supplier of import-substitution equipment to India’s oil industries. Yet, despite the financial success and professional accolades, he felt.......