Proverbs 24:19 Kabbalah

אַל־תִּתְחַ֥ר בַּמְּרֵעִ֑ים אַל־תְּ֝קַנֵּ֗א בָּרְשָׁעִֽים׃

Fret not thyself because of evildoers, Neither be thou envious at the wicked;

Read kabbalistic (mystical) interpretation of Proverbs 24:19: and classical mystical sources.