Scripture warns us that we need to “watch our mouth.” My mother often gave me that advice as a boy, and my wife has never been hesitant to make the same warnings. Some people never seem to learn as this report from Associated Press clearly shows: U.S. Airways flight 399 carrying 130 people departed about 4:30 p.m. Saturday for Phoenix, but the Airbus 320 returned shortly after takeoff, to Las Vegas spokeswoman Candice Seeley said. “The passenger made some sort of threat” after the plane landed, Seeley said. She didn’t know specifics. Police were called and they met the aircraft. We can only speculate what might have been said. Heaven…