Start with the ball at chest level, and slowly write the cursive alphabet in front of you. While your arms move around in all sorts of angles, you need to use your abs to keep your torso still. Think of keeping the area between your ribs and pelvis solid.
Hope for humanity! Because homelessness is such a huge social issue many cities are making park benches that turn into shelters. Rather than just ignoring the issue of the homelessness, some people are trying to make small efforts to help.