Lest you entertain any ideas that selfies are something invented by the kids, General Colin Powell has taken to Facebook to point out he was taking selfies back when selfies meant something. Youngsters these days have no respect for a selfie. They don’t seem to realize there was a time when you had to really want to take a selfie—enough to put your church clothes on and stand in front of a mirror for, say, a couple hours. Thanks, General Powell, for reminding us all of the sacrifices you and many others gave for our modern selfies …