One who is justified in expressing his displeasure must carefully control his anger to avoid damaging valuable relationships.
(‏ اف ٤ :‏ ​ ٢٦ ،‏ ٢٧‏ )‏ فَعَدَمُ ضَبْطِ ٱلْغَضَبِ يُعْطِي إِبْلِيسَ ٱلْفُرْصَةَ لِزَرْعِ ٱلشِّقَاقِ وَٱلنِّزَاعِ فِي ٱلْجَمَاعَةِ .‏