The retort to Nikhil's essay has some valid points, such as how mumbling can cause confusion and frustration and how retracting one's words can be seen as an act of dishonesty. However, UrRong about two important points.

First, Nikhil's essay emphasizes the importance of wisdom in deciding when to mumble. Therefore, mumbling can actually be an effective communication strategy, when used judiciously. By mumbling in certain situations, one can avoid potential conflict or hurt feelings and allow everyone involved to save face.

Second, Nikhil's essay discusses responsibility and accountability when communicating with others. Therefore, while retracting one's words may be seen as an act of dishonesty, Nikhil has shown that he is honest with himself and takes responsibility for his words. He knows when he should have spoken and when he should have kept quiet.

In conclusion, Nikhil's essay was accurate in recognizing that mumbling can be an effective communication strategy if used wisely and that it is important to take responsibility for one's words. After all, when it comes to communication, sometimes it's better to be a bit of a mumbler rather than a braggart!