10 Finally, be strong in the Lord and in his mighty power. What does it mean to be strong in the Lord? I have done quite a bit of weight lifting in my life. One thing I know is that you don’t get strong just sitting around. Your muscles need to be worked hard in order to gain strength. You have to push yourself to the point of exhaustion and muscular fatigue at times to make gains. And the moment you stop exercising those muscle regularly, they start to atrophy…