Bhagavad Gita is a sacred Hindu scripture and is a part of the epic Mahabharatha.
It is believed to be the advice of Lord Krishna to Arjuna on Dharma on the eve of Kurushetra war. Though Bhagvad Gita requires certain intellectual skill to understand the contents and message, the author in his simple style churns out the essence of Gita in an easily understandable style.