13 Therefore prepare your minds for action; discipline yourselves; set all your hope on the grace that Jesus Christ will bring you when he is revealed. 14 Like obedient children, do not be conformed to the desires that you formerly had in ignorance. 15 Instead, as he who called you is holy, be holy yourselves in all your conduct;
Follow up: It is not often you get to witness the outcome of your efforts. The clerk we helped called and asked if we could stop by the day he received the news. He told us that he believed that through our efforts he was able to keep his employment, although he was demoted in a way we feel was most unjust from floor salesman to floating cashier. Still, he was moved by the fact we cared. I was able to witness slightly, letting him know Jesus calls us to take such actions, loving and helping those whom it is within our power to assist.
Step in where you can and show your faith in your actions.