In May 1921, American polymath Walter Russell entered a 39-day coma-like state, during which he claimed to access “the source of all knowledge.” Upon awakening, he feverishly recorded what he had seen, pages filled with philosophical, scientific, and spiritual insights that would later become his manuscript The Universal One. Though he sent copies to 500 of the leading minds of his time, nearly all dismissed him as delusional. One exception was Nikola Tesla, who was so impressed by Russell’s revelations that he urged him to seal the work for a thousand years, believing humanity was not yet ready for its truths. Russell proposed a radical vision of reality: matter was not solid, but crystallized light shaped by thought; the universe was fundamentally mental, moving in rhythmic cycles of expansion and contraction like breath. He argued that opposites such as good and evil were illusions, and that everything sought harmony. Death, he claimed, was simply the release of compressed light returning to its source, while time existed as a spiral in which past, present, and future coexisted. Ahead of his era, Russell’s ideas blended metaphysics, wave dynamics, and a deep sense of universal unity. He described electricity as a living spiral of energy and space as a vibrant sea of untapped potential. Health was natural rhythm, and disease a disruption of that flow. Though largely ignored in his lifetime, his work now resonates with modern studies in quantum physics and consciousness, positioning him as a visionary whose insights may yet transform understanding of the universe.