The book is divided into four parts. Part I deals with "Western admirers of Sri Ramakrishna", Part II with "Western admirers of Sri Sarada Devi", Part III with Western admirers of Swami Vivekananda", and Part IV with "Western admirers of the other disciples of Sri Ramakrishna"
I am the thread that runs through all these pearls, and each pearl is a religion or even a sect thereof. Such are the different pearls, and God is the thread that runs through all of them; most people, however, are entirely unconscious of it.
-Swami Vivekananda