You think you know tough? If so, try our “Toughest Sports” quiz and find out which is tougher: Boxing, Football or Ice Hockey? Or which rodeo sport is toughest: Bronc Riding, Calf Roping or Steer Wrestling?

This warrior-teacher—extracted from blood, toil, sweat and tears from Seal training—captures and conveys a mindset applicable to men of veal and steel.

On this Memorial Day, I’m proud to live in country that has given breath to such great men. “We the People” need to remember our dead—not only to pay our debts to the past but to create a future for citizens who, when duty calls, rise and sadly fall in our common defense.