Willingness to learn is the mark of a youthful mind.
Be positive and the challenge will be easier.
Sometimes, you don't have to win, you cannot win. but that has nothing to do with losing.
A strong body is a good asset. A strong mind is a very good asset.
Boxer 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.
If size mattered, the elephant would be king of the jungle.