Prime Minister Narendra Modi today said, it is unfortunate that some people link 'Adhyatma' with religion. Mr Modi was addressing a programme to mark centenary celebrations of the Yogoda Satsanga Society of India in New Delhi. <br/><br/>The Prime Minister said, once an individual develops an interest in Yoga and starts diligently practicing it, it will always remain a part of his or her life. He said, India's spirituality is India's strength. <br/><br/>Mr Modi also released a postage stamp to commemorate hundred years of Yogoda Satsanga Society. The society was founded by Parmahansa Yogananda in 1917.