Certainly one of the most famous (and most important) speeches of the later 20th Century.
http://www.youtube.com/watch?v=PbUtL_0vAJk&eurl=http://www.google.com/reader/view/———————
I have a dream that my four little children will one day live in a nation where they will not be judged by the color of their skin, but by the content of their character. Martin Luther King, Jr.