Final answer:
The phrase 'curbed ferocity' refers to controlled and restrained anger, indicating a disciplined approach to managing intense emotions.
Step-by-step explanation:
The phrase 'curbed ferocity' suggests controlled and restrained anger. This means that any ferocity or intense anger that is present is being deliberately kept under control, not allowing it to manifest in wild or destructive behavior. The context often involves a disciplined approach to handle emotions, much like the art of retaining self-possession implies having control over one's reactions, even amidst chaos.