That showed her your true colors that you'd been covering up during the courting period. You don't really know a man until you see how he acts under stress. And you failed the test. No wonder she ran like hell. Shows she's smart and has good self esteem.
All violent guys feel bad about it afterwards.
Then they turn right around and do it again. Perhaps you'll learn a lesson from this and never do it again. Research shows, however, that men who get violent once will do it again. So smart women avoid them like the plague. You probably need help in learning to deal with disagreements in a loving and productive way.