בְּֽפִי־אֱ֭וִיל חֹ֣טֶר גַּאֲוָ֑ה וְשִׂפְתֵ֥י חֲ֝כָמִ֗ים תִּשְׁמוּרֵֽם׃
In the mouth of the foolish is a rod of pride; But the lips of the wise shall preserve them. .
Read halakhic rulings (Jewish law) on Proverbs 14:3: and classical halakhic sources.