What did Henry conclude would be the only way to resolve his internal battle regarding coward liness?

Henry concluded that the only way to resolve his internal battle regarding cowardice was to confront his fears head-on and prove his bravery through action. He believed that taking decisive steps in the face of danger would ultimately define his character and allow him to overcome his feelings of inadequacy. This realization pushed him to seek out opportunities to demonstrate courage rather than succumbing to his insecurities.