Bangalore/New Delhi, Feb 4 Taking a pot shot at the Shiv Sena and the Maharashtra Navnirman Sena for their campaign against non-Maharashtrians in Maharashtra, spiritual leader Sri Sri Ravi Shankar Thursday said that Bal Thackeray and his family are in need of the Art of Living course to soothe their nerves.
Thackeray family needs 'Art of Living' course: