Welcome to the topsy turvy 21st century, where previous values and logic are turned upside down.When “Alice in Wonderland’s” caterpillar asked Alice who she is, she replied: “I--I hardly know, sir, just at present-- at least I know who I WAS when I got up this morning, but I think I must have been changed several times since then.” And so it goes with the United States these days.ITEM ONE: In Florida, software engineer Michael Dunn, 47, told his finance “I hate that thug music,” as loud music blared from a car of teens parked next to them. She went into a 7-Eleven to buy wine and potato chips.