Silence and  Speech 

שקט ודיבור

Silence is praiseworthy and preferable to speech. If this applies to Torah study, it all the more so applies regarding nonsensical matters. 

Shimon the son of [Rabban Gamliel] would say: All my life I grew up among the Sages, and I have found nothing better for the body than silence. It is not the study that is essential, but rather the deed. And anyone who speaks excessively engenders sin.  

A safeguard for wisdom is silence.<footnote data-num="208"/>

Rabbi Yehuda of Kefar Geboraya, and some say of Kefar Gibor-Hayil, expounded: What is the meaning of what is written: “For You…silence is praise” (Psalms 65:2)? The best remedy for everything is silence. When Rav Dimi came from the Land of Israel to Babylonia, he said: In the West [the Land of Israel], they say the following adage: A word for a sela, silence for two.<footnote data-num="209"/>

Bar Kappara taught: Silence is good for the wise; all the more so<footnote data-num="210"/> for the foolish. Likewise, King Solomon says: “Even a fool, being silent, is considered wise” (Proverbs 17:28), and it goes without saying that the same is true of a wise person who remains silent. <source>(Mishna Avot 1:17, 3:13; Megilla 18a; Jerusalem Talmud, Pesaĥim 9:9) </source>