Nahj al-Balāgha
Hadith 1919أَيُّهَا النَّاسُ تَوَلَّوْا مِنْ أَنْفُسِكُمْ تَأْدِيبَهَا وَ اعْدِلُوا بِهَا عَنْ ضَرَاوَةِ عَادَاتِهَا.
O’ people, take upon yourselves your own training and turn away from the dictates of your natural inclinations.