Thurio is the Duke of Milan’s choice for Silvia’s husband—a man of substantial wealth and property but almost no inner merit. He appears first in Act 2, Scene 4, at court, where he immediately becomes the target of Valentine’s sharp wit. When Valentine accuses him of being a counterfeit, Thurio’s response—“My jerkin is a doublet”—is so maladroit, so tonally wrong, that it becomes clear he lacks not just eloquence but the basic capacity to understand he is being mocked. He cannot match Valentine in verbal combat because he has no wit to match with. The play uses him to show what happens when a man thinks money and status are enough to win a woman’s heart.
Proteus, recognizing Thurio’s weakness, adopts him as a tool. He coaches him on how to win Silvia—through gifts, through sonnets, through musicians in the night—but even as he offers advice, he is already planning to use it all as cover for his own pursuit. Thurio becomes a kind of puppet, well-meaning but fundamentally inadequate, doing exactly what he is told while remaining completely unable to see that his efforts are doomed. The play shows him attempting serenades, trying to match Valentine’s learning and passion with mere wealth, and failing at every turn because he is trying to overcome a problem that cannot be overcome with money: Silvia’s love belongs elsewhere, and no amount of coaching or gold can change that.
What makes Thurio interesting is his final scene. When Silvia flees and Valentine is restored to favor, Thurio does not rage or cling to false hope. He accepts the Duke’s judgment with a reasonable grace: “I care not for her, I; I hold him but a fool that will endanger / His body for a girl that loves him not.” It is perhaps the only truly wise thing he says in the entire play. By stepping back and acknowledging that fighting for someone who does not love you is foolish, he proves he has enough sense to know his own limits. He leaves the stage neither as a villain nor as a tragic figure, but as a man who, for once, has made a sensible choice.