Yoga is an art, a science and a philosophy. It touches the life of man at every level, physical, mental, and spiritual. It is a practical method for making one's life purposeful, useful and noble.
B.K.S. IyengarAs a well cut diamond has many facets, each reflecting a different color of light, so does the word yoga, each facet reflecting a different shade of meaning and revealing different aspects of the entire range of human endeavor to win inner peace and happiness.
B.K.S. Iyengar