In one of the final episodes of Batman:The Brave and the Bold, titled Powerless! Aquaman was tasked with inspired a Captain Atom who without his powers felt useless. What better way to do it than with a hilariously inspiring song asking if you be a man or a Superman. He calls it Aquaman's Rousing Song of Heroism.
Watch the sequence (with really poor video):
Or sing along to the lyrics: