Orison Swett Marden (2015). “He Can Who Thinks He Can, and Other Papers on Success in Life: From the Renowned Author of Inspirational Works like How to Get what You Want, Prosperity and How to Get It, The Miracles of Right Thought, Self-Investment and Masterful Personality”, p.37, e-artnow
Orison Swett Marden (2015). “He Can Who Thinks He Can, and Other Papers on Success in Life: From the Renowned Author of Inspirational Works like How to Get what You Want, Prosperity and How to Get It, The Miracles of Right Thought, Self-Investment and Masterful Personality”, p.37, e-artnow