Nelson Mandela, who died in December 2013, would have been 100 years old on Wednesday. He did not let the 27 years he spent in prison break his spirit. There is so much we can learn from him, especially now that the world seems to be imploding. So, here's to a revolutionary leader. May we strive to be like him because there are few people, dead or alive, who can compare to him. Here are a few of his most inspirational quotes.