The book is a study of exploration of the spirit living in people.Upanisads are the most revered texts as they are parts of Sruti or the Veda.Isopanisad is regarded as the first among the Upanisads and is revered for its grandeur of vision and majesty of thought. Prof Gaur has used exegetical approach, generally used in scientific expositions to explain the verses by providing supplementary quotes from other sriptures. For example, the apparent contradiction in vidya and avidya has been explained using the concept of lower and higher knowledge.