Physical strength (hard work), mental strength (perseverance) and spiritual strength (love & acceptance) are the keys to continuous growth.
Rickson GracieBoxer guys are very tough and they play a very tough game, but its a game. Karate guys, tae kwon doe guys, kickboxers or judo guys, they are very tough guys and a lot of heart and a lot of training, but its very specifically as a sport. It's not a fight. A fight is everything goes.
Rickson Gracie