10 April 1963 Posted on April 9, 2012 by Staff 129 sailors die when the submarine USS Thresher sinks at sea. Famous Words of Inspiration..."We know a great deal more about the causes of physical disease than we do about the causes of physical health." M. Scott Peck — Click here for more from M. Scott Peck Related posts: 21 March 1963 8 April 2005