What is courage and why is it one of the oldest and most universally admired virtues?How is it relevant in the world today, and what contemporary forms does it take?

On courage

What is courage and why is it one of the oldest and most universally admired virtues? How is it relevant in the world today, and what contemporary forms does it take? What is the difference between physical and moral courage, and is it rightly portrayed as a “manly”virtue?