Politicians have an old joke – maybe too truthful and unfunny to be called a joke – about the politician who sees a crowd marching along, and mutters to himself, “I’d better find out where they’re going, so I can wriggle my way to the front and lead them there.” This date in history, August 26, holds a worthwhile lesson on this subject. It was on August 26, 1789, when the Marquis de Lafayette and the Abbe Saiyes (allegedly with lots of advice from the USA ambassador to France, Thomas Jefferson), published their Declaration of the Rights of Man and...