India, Feb. 26 -- Nearly 5,000 years before artificial intelligence (AI) became a buzzword, Lord Krishna offered warrior Arjuna a practical piece of advice on the battlefield of Kurukshetra: Truth is one and it can be accessed only by natural intelligence.

"Artificial intelligence is simply a tool to enhance our power of thinking. It is not an alternative to natural intelligence. AI will help humans as long as the control is with them. It would be foolish not to use it, but don't let it use you," says K Siva Prasad, 55, the author of Gita Acharan, A Practitioner's Perspective.

The fourth, enlarged edition of the book released recently contains 207 independent essays on the Srimad Bhagavad Gita that deal with the root of issues in our da...