Siddhartha is the best book of Hermann Hess you should read. The Nobel Prize in Literature winning (1922) guarantee. This book is timeless beautiful philosophy that deals with the spiritual journey of self-discovery of a man named Siddhartha during the time of the Gautama Buddha. The book, Hesse's ninth novel, was written in German, in a simple, lyrical style. It was published in the U.S. in 1951 and became influential during the 1960s.