The book includes the text of four lectures given by Swami Prabhavananda, the founder and head of the Vedanta Society of Southern California.

Topics
Peace and Holiness
Yoga - True and False
Mysticism - True and False
Know Thyself
Faith

Swami Prabhavananda wrote many major books including Bhagavad Gita: The Song of God, How to Know God: The Yoga Aphorisms of Patanjali, and Shankara's Crest Jewel of Discrimination.