With the Yogasutra, the sage Patanjali wrote one of the central and best-known source texts of yoga. In it, he describes the eightfold yogic path to enlightenment, the path of classical Ashtanga yoga. The eight essential stages, beginning with rules of conduct and asana practice and ending with deep introspection and meditation, are briefly explained and clearly presented in this booklet
The basics of yoga philosophy for reference for all those who want to remember again and again.