Ariel calls Hook a coward and a monster because he traded a man's life for his ship and makes Hook swear that he still believes in love, and that he still loves the woman who broke his heart.
Ariel calls Hook a coward. Ariel calls Hook a monster. He traded a man's life for his ship. He makes. That he still believes in love, and that he still loves the woman. This is what Hook swear. This woman broke his heart.