Yoga sutras by Patanjali is a seminal work in yoga, this book is more about control of mind and the true goal of yoga. The sutras are extremely brief, and the translation in neat English makes it very easy for people to understand the ancient Sanskrit text. It starts with the birth and growth of spiritual man through the control of mind. In all, this is a "all in one" book for yoga philosophy written by the master himself.

The Yoga Sutras of Patanjali are in themselves exceedingly brief, less than ten pages of large type in the original. Yet they contain the essence of practical wisdom, set forth in admirable order and detail. The theme, if the present interpreter be right, is the great regeneration, the birth of the spiritual from the psychical man: the same theme which Paul so wisely and eloquently set forth in writing to his disciples in Corinth, the theme of all mystics in all lands.We think of ourselves as living a purely physical life, in these material bodies of ours...