Q:How does one succeed in keeping his mouth shut?
Q: If somebody criticizes me saying that I behaved contrary to the halacha, and now I asked somebody who knows and I discovered that I was right the whole time and he was the one who made a mistake. Should I tell him that he was wrong?
Q: The Rav mentioned the importance of speaking as little as possible in order to concentrate our energies on the business of life, which is shleimus, perfection. Making small talk with a friend for a few minutes, is that also forbidden?