1907. Burbank was widely known as a botanist and scientist. He was famous for his invention of new breeds of fruits, plants and flowers. Contents: The Mingling of Races; The Teachings of Nature; Differentiation in Training; Sunshine, Good Air and Nourishing Food; Dangers; Marriage of the Physically Unfit; Heredity-Predestination-Training; Growth; Environment the Architect of Heredity; Character; and Fundamental Principles.