The people of ancient times were inclined to give their attention not only to the external world of inert matter, but also to the world within, the vital world of consciousness. Those sages who understood the importance of such contemplation comprise the prime subject matter of this book. Especially in the troubled world of today, it is by the conscientious study of their activities and teachings that we may come to understand the Absolute Truth, or the Ultimate Reality, and attain lasting peace and joy.
