The idea of these streams is to foster conversations and debate. If you have nothing to add it is best that you assume a watching and waiting stance.
You came in hot and got burned.
Better to remain silent and be thought a fool than to speak and to remove all doubt. Attribuited to A. Lincoln, M. Twain and others.
They actually paraphrased it from the Bible, Proverbs of Solomon.
Proverbs 17:28
Even a fool, when he holdeth his peace, is counted wise: and he that shutteth his lips is esteemed a man of understanding.
Please don't take this as an attack, it is meant as patient advice.
