The quote reflects the complex relationship between the speaker and the prince, highlighting the prince's carefree nature and the speaker's rough, perhaps unrefined character. It suggests that serving the prince means accepting both his indulgent lifestyle and the speaker's own unconventional demeanor. The comparison to a square-shaped fighting dog indicates a sense of loyalty but also implies a certain clumsiness or toughness in personality.
This juxtaposition underlines the theme of acceptance...