The last CWSA volume contains autobiographical notes, letters and other writings, and includes early personal letters, public statements and letters on national and world events, as well as on his ashram and system of yoga.
This talk is the summary of the series of talks on The Essays on The Gita: CWSA 19.
The synthesis of knowledge, works and devotion
This talk is centered around CWSA 17 especially the portion titled Isavasyopanishad.