In the sonnet from "Don Quixote," the speaker reflects on the ambitions and feats of Don Belianís de Greece, comparing them to those of Don Quijote. The speaker laments having broken and endured many battles, feeling a mixture of pride and humility in the face of his accomplishments. Although he acknowledges his bravery and eagerness to take on challenges, there is a sense of unfulfillment in his journey.

The speaker's admiration for Don Quijote's feats highlights a theme of rivalry and aspiration, where Don Quijote's legendary exploits overshadow his own. The contrast between the two characters underscores a tension between ambition and recognition, revealing how greatness often comes at a personal cost. In the end, the speaker looks up to Quijote, suggesting an enduring respect for those who embody true valor.