Courage Is Calling is a best-selling book by Ryan Holiday that explores the foundational virtue of courage and how to practice it in daily life. Holiday delves into the moral dilemmas and courageous acts of both famous and lesser-known figures from ancient and modern history, such as Charles De Gaulle, Florence Nightingale, Dr. Martin Luther King Jr., Helvidius Priscus, Frank Serpico, Frederick Douglass and Nelly. He argues that in today's world we need courage more than ever to speak out against injustice and to bet on ourselves.
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