Helena Blavatsky Quotes
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.
Blavatsky, Helena P. The Secret Doctrine. Vol. 1, Theosophical Publishing Company, 1888, p. 276.
The first clause of the quotation was itself a quotation that was originated by the eminent British Jurist, Historian and academic--Sir Frederick Pollock. Spinoza has been as influential on intellectuals and their works as any other and is up there with Aristotle and Plato, However, while through his influence, the average person is familiar with many of his ideas, his writing is so abstract that few people can understand it with out a great intellectual effort. Baruch Spinoza has influenced thought on many areas but science, in particular, has benefited from his analyses and ideas. See Einstein's Quotation 644230.
Theosophists