´Far from being the pious injunction of a Utopian dreamer, the command to love one´s enemy is an absolute necessity for our survival´ Advocating love as strength and non-violence as the most powerful weapon there is, these sermons and writings from the heart of the civil rights movement show Martin Luther King´s rhetorical power at its most fiery and uplifting. One of twenty new books in the bestselling Penguin Great Ideas series. This new ѕelection showcases a diverse list of thinkers who have helped shape our world today, from anarchists to stoics, feminists to prophets, satirists to Zen Buddhists.