Imam Ali (AS) said, Be cautious of the authority of the noble-minded person when he is humiliated and the vehemence of the wicked one when he is elevated [to a position of power].
الإمامُ عليٌّ (عَلَيهِ الّسَلامُ) : اِحْذَرُوا سَطْوَةَ الكَريمِ إذا وُضِعَ وَ سَوْرَةَ اللَّئِيمِ إذا رُفِعَ