I was inelegantly bent over the bow pulpit, struggling to remove the lashings that secure the anchor when we’re off shore. We had just sailed 400 miles from Grenada, and my wife, Tadji, was at the helm, motoring into Christmas Cove off Great St. James Island in the U.S. Virgin Islands. “This looks good,” she said decisively. “OK, neutral,” I said, but our Kaufman 47, Quetzal, failed to slow down. “Reverse,” I said, with a bit more conviction. “It’s in reverse,” she said. “Something’s wrong, it’s not responding.” I dashed back to the cockpit, where fortunately, it’s easy to reach the transmission behind the companionway and popped the engine out of gear. Rushing forward again, I dropped the chain all at once, and our reliable Spade anchor brought us to…