For Memorial Day, I don’t usually post much, preferring to dedicate the day to memorializing our troops. To do that this year, I am going to share this story about the mettle of our troops. What follows are excerpts from remarks by Marine Lt. Gen. John F. Kelly to the Semper Fi Society of St. Louis on November 13, 2010. Kelly’s son, Marine 1st Lt. Robert Michael Kelly, 29, had been killed in action four days earlier in Sangin, in southern Afghanistan, while leading his platoon on a combat patrol: