Theodore Roosevelt (2015). “Theodore Roosevelt on Bravery: Lessons from the Most Courageous Leader of the Twentieth Century”, p.4, Skyhorse Publishing, Inc.
Theodore Roosevelt (2015). “Theodore Roosevelt on Bravery: Lessons from the Most Courageous Leader of the Twentieth Century”, p.7, Skyhorse Publishing, Inc.
Mahatma Gandhi, Jawaharlal Nehru, Rabindranath Tagore (1968). “Wit and Wisdom of Gandhi, Nehru, Tagore: Being a Treasury of Over Ten Thousand Invaluable and Inspiring Thoughts, Views, and Obervations on about Eight Hundred Subjects of Popular Interest, Collected from the Speeches and Writings of These Three Great Leaders of Modern India”