Late, high, dangerous, no mitigation, no excuses – a clear red. It was awful technique from Charlie Ewels but more than that, it betrayed a total lack of understanding that, when it comes to weighting the factors that decide a game of rugby, discipline is top of the list. Just as parents remind their seven-year-old before a match that the most important thing is to enjoy the game (even if they don’t really mean it), professional coaches should be reminding players before a match that the most important thing is to not make a high tackle/late tackle/dangerous clear out/lead with…