He once said to a group of supporters, "In the old days, when you told people in other countries that you were from Chicago, they would say, 'Boom-boom! Rat-a-tat-tat!' Nowadays, they say [crowd joins with him], 'How's Harold?'!"
Earlier in the week "This American Life" on NPR also replayed and updated a ten year old episode they did on the Life of Harold Washington and the aftermath of his death.
I originally listened to the earlier version back in 1997. Levois covered the NPR piece in his blog last week.
So if you have some time click on the links, turn up your speakers, and listen to some stories about a man who knew the meaning of the word "joy".