hadith
3080
۞
Imam Ali (AS) said, Be courteous to your enemy and be sincere with your close friend, [by this] you will protect [your] brotherhood and safeguard [your] magnanimity.
الإمامُ عليٌّ (عَلَيهِ الّسَلامُ) : دارِ عَدُوَّكَ وَ أخْلِصْ لِوَدُودِكَ تَحْفَظِ الأُخُوَّةَ وَ تُحرِزِ المُرُوءَةَ