Stories tell that young Adi Shankaracharya showed a great intelligence and talent as a child, and even wanted to live as a hermit at a young age. Some sources state that he left home to search for his guru at the age of eight and started to write commentaries on the Vedic texts when he was 16. One of his most famous works, and one of the most important texts of the Vedanta school of Hinduism, is the commentary on the "Brahma Sutras," titled the "Brahmasutrabhasya."
Shankara taught the rules of bhakti, yoga and karma as a means to
enlighten the intellect and purify the heart. He gave primary importance
to Jnana yoga, or the "yoga of knowledge," because it was usually
regarded as the highest yogic path. Even Patanjali states that
liberation, or Self-realization, is gained by knowledge, not by any
other means. In this thinking, yoga is a way to achieve that higher
Shankara was also a great raja yogi
and a teacher of a fifteen-fold path of Raja yoga, which was a bit
different than the Raja yoga of Patanjali. Shankara's version of Raja
yoga was more focused on jnana (knowledge).