It is on the acceptance or rejection of the theory of the Unity of all in Nature, in its ultimate Essence, that mainly rests the belief or unbelief in the existence around us of other conscious beings besides the Spirits of the Dead.
Helena Blavatsky
Helena Blavatsky, a prominent figure in the spiritualist movement of the late 19th century, left an indelible mark on the world of esoteric philosophy and occultism.