وَ سُئِلَ الصَّادِقُ ع مَا حَدُّ حُسْنِ الْخُلُقِ قَالَ تُلِينُ جَانِبَكَ وَ تُطِيبُ كَلَامَكَ وَ تَلْقَى أَخَاكَ بِبِشْرٍ حَسَنٍ.
English translationBab Ul Qaim Publications
Hadith.5897 - Abu Abdullah Imam Jafar ibn Muhammad Al-Sadiq (as) was asked: "What is the definition of good character?" Imam (as) replied: "It is to be gentle in your behaviour, speak kindly, and meet your brother with a cheerful face."
Translation: Bab Ul Qaim Publications·Thaqalayn link·The Arabic above is the original.