Democrats: Socking It to 'Em

Physically, the differences are marked. John F. was taller than Robert F., squarer of jaw and shoulder, fuller of face and chest, less prominent in teeth and nose. But when Bobby Kennedy rises to full passion on the podium, his brother's spirit and image fill the hall.

The audience's nostalgia contributes to the transfiguration. Even college kids, who cannot quite remember the debits and credits of the Kennedy Administration, are moved in memory by the lucency of the thousand days, the bravura of Jack's life and the trauma of his death. Bobby has made it all historic and contemporary at...