The Yoga Sutras of Patanjali - Commentary by Swami Vivekananda 

The Yoga Sutras of Patanjali were composed by the famous Indian sage sometime between the first and third centuries CE. These lay the practical and philosophical foundations of Raja Yoga in aphorisms that clearly mark out the path to Self-Realization. Their influence has been profound throughout the centuries and they are just as relevant for yoga philosophy and practice today as when they were written.

"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. ... 

Swami Vivekananda (12 January 1863 – 4 July 1902) was a teacher of Vedanta philosophy, and one of the most famous and influential spiritual leaders of Hinduism.

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