The poem is a direct address to someone who acts as judge, jury and executioner all at once: the one who decides what is true, passes the verdict and carries out the punishment. The speaker begins almost casually, calling these roles "simple names really," as if the idea were harmless. But the tone shifts quickly. The speaker admits the roles can sit close together in some situations, then rejects that excuse with a sharp "But no." Holding the gavel, the opinion and the sword together is too much for one person.
The speaker sounds tired and accusing, though not loud about it. The question "Doesn't it tire you" is half sarcastic and half genuine, as if the speaker wants the other person to feel the weight of what they're doing. The last line shifts attention to the people who are "poorly judged," who pay the price. The mood is quiet, critical and a little weary, with a clear sense that unchecked power hurts those with no say.