Given such delicate fragility, how will you ever be able to manage and wield this sword of cruelty?

Here, the poet lovingly teases the beloved, creating a charming contrast between extreme fragility and the harshness of cruelty. He asks how such soft, delicate hands could ever wield the heavy 'sword of injustice' meant to wound the lover. Beneath this playful caution lies both a deep compliment to the beloved's grace and a gentle reminder that inflicting pain does not suit someone made of pure tenderness.