כִּ֥י הָעֹ֖שֶׁק יְהוֹלֵ֣ל חָכָ֑ם וִֽיאַבֵּ֥ד אֶת־לֵ֖ב מַתָּנָֽה׃
Surely oppression turneth a wise man into a fool; And a gift destroyeth the understanding.
Read Jewish philosophical commentary on Ecclesiastes 7:7: and classical philosophical sources.