وَقَالَ (عليه السلام):
Amir al-mu'minin, peace be upon him, said:
لاَ تَظُنَّنَّ بِكَلِمَةٍ خَرَجَتْ مِنْ أَحَدٍ سَوءاً،
Do not regard an expression uttered by any person as evil
وَأَنْتَ تَجِدُ لَهَا فِي الْخَيْرِ مُحْتَمَلاً.
if you can find it capable of bearing some good.