Theodore Roosevelt Quotes about Science

Theodore Roosevelt (2015). “Theodore Roosevelt on Bravery: Lessons from the Most Courageous Leader of the Twentieth Century”, p.47, Skyhorse Publishing, Inc.
Theodore Roosevelt (2013). “Bully!”, p.257, Simon and Schuster
Theodore Roosevelt (1941). “Theodore Roosevelt Cyclopedia”
Theodore Roosevelt (2013). “Autobiography of Theodore Roosevelt”, p.24, Simon and Schuster
Theodore Roosevelt (1941). “Theodore Roosevelt Cyclopedia”
Theodore Roosevelt, H. W. Brands (2001). “African Game Trails: An Account of the African Wanderings of an American Hunter-naturalist”, p.21, Rowman & Littlefield