It has been passed down through the ages, highly coveted, hidden, lost, stolen, and bought for best sums of money. The centuries-old secret has been understood by some of the most prominent people in history: Plato, Galileo, Beethoven, Edison, Carnegie, Einstein – along with other inventors, Theologis, scientist, and great thinkers#hardcover#nonfiction#bodymindspirit#thesecret#greatsecret#fiction#selfhelp#universe