A couple of weeks ago I boarded a plane from London to Philadelphia and immediately sensed something weird was going on. Our flight had been delayed for hours by mechanical problems, and I expected everyone, including the crew, to be tired and grumpy. Instead, the flight attendants appeared to have been drinking some sort of love potion. They practically leaped to assist us passengers as we arrived. They smiled into our eyes, joked with us, said things like, “Honestly, if there is anything I can do to make this flight more comfortable, please please let me know!” I’ve always experienced flight attendants as [...]