Is there any actual difference between Brahman Paramatma and Bhagavan, or is it just a matter of perception?
As yoga refers to connection and Patanjali is said to have taught yoga did he teach all the various ways of connecting with God like karma-yoga etc?
Is there a philosophical significance to the difference between the singular scripture and the plural scriptures?
Just as Vedanta Sutra explains Vedanta are there other books that explain the other five systems of philosophy? How authentic are they?