Another night, another loss, another harsh lesson. This one was designed mostly for Brook Lopez, who had been one of the few people the Nets had to crow about this month. The lesson: The next time you see Dwight Howard, it might make sense to hit first, stand your ground, and worry about the officials later. Oh, and duck when you see an elbow headed for the middle of your throat. The 21-year-old Lopez was taken to school - and the woodshed - by the game's greatest center Friday night, when Howard dominated the Nets from tap to buzzer to lead Orlando to an 88-72 triumph at Amway Arena. The 0-9 Nets had 2½ good quarters again, and they wasted a career night for Rafer Alston, who recorded ...