פִּֽי־צַ֭דִּיק יָנ֣וּב חָכְמָ֑ה וּלְשׁ֥וֹן תַּ֝הְפֻּכ֗וֹת תִּכָּרֵֽת׃
The mouth of the righteous buddeth with wisdom; But the froward tongue shall be cut off.
Read kabbalistic (mystical) interpretation of Proverbs 10:31: and classical mystical sources.