Ponant’s Le Champlain is a small ship, with 92 cabins meaning a max of 184 people, plus 114 crew members. I’m “of an age,” I travel solo, and I am basically an introvert. The ship weighs in at less than ten gross tons which barely seems large enough to be called a ship (instead of a boat). I was looking at an eight-day positioning cruise from Boston to Cancun in October, so no ports of …