הֵעֵ֬ז אִ֣ישׁ רָשָׁ֣ע בְּפָנָ֑יו וְ֝יָשָׁ֗ר ה֤וּא ׀ יכין [יָבִ֬ין] דרכיו [דַּרְכּֽוֹ׃]
A wicked man hardeneth his face; But as for the upright, he looketh well to his way.
Read Jewish philosophical commentary on Proverbs 21:29: and classical philosophical sources.