Bharatanatyam and Carnatic music are timeless art forms – and in the hands of masters like Shangita Namasivayam and Dr OS Arun, they continue to evolve while staying rooted in tradition. As they prepare for Sadhana – A Journey of Self-Discovery, and Rendezvous with OS Arun, we speak with the duo about the philosophy behind the shows, the beauty of lifelong learning, and their hopes for the future of Indian classical arts.