We live in times when some take delight in exacting moral leverage over others by judging yesterday’s actions against today’s standards. Those of us who aren’t as self-certain in matters of virtue can ponder films like “Chappaquiddick,” the 2018 retelling of the 1969 car accident that killed a young lady and altered Ted Kennedy’s life. It’s fascinatingly ambiguous and will get you thinking – if you’re someone still inclined to do that. As the Kennedy machine tries to save his political career, we’re reminded that Ted isn’t the victim, the girl is. But are we really talking about the car wreck?