If such an individual has hurt you, it might be extremely difficult to forgive him even if he repents, since emotional wounds take time to heal.
(‏ مز ٧ :‏ ٩ ؛‏ ام ١٧ :‏ ٣‏ )‏ لِذلِكَ تَقُولُ كَلِمَتُهُ :‏ « لَا تُبَادِلُوا أَحَدًا سُوءًا بِسُوءٍ .‏