Explanantion of the shloka Brahmanandam paramasukhadam. Shankaracharyas critique of other schools of thought. Knowledge as the solution to remove ignorance. 3 types of ignorance: 1. not knowing as the root. 2. Misconception. Adhyāsa. Superimposition. 3. Doubt. Ancient vedantic position. Five fundamentals of Vedānta: 1. The witness 2. Nature of ignorance 3. Difference between doing something and knowing something 4. Absolute and relative perspective 5. Method of Vedānta.