If a man hasn't discovered something that he will die for, he isn't fit to live.
- Martin Luther King Jr., minister and civil rights leader who was best known for his nonviolent civil disobedience to combat racial inequality. His 1963 "I Have a Dream" speech in the March on Washington is considered one of the most significant in U.S. history. He was awarded the Nobel Peace Prize in 1964. (1929-1968)