"Sorry is the hardest word to say." Such words of a song that illustrates how difficult it is to give and ask for forgiveness. Not only forgive others, forgive yourself also sometimes not easy. It takes sacrifice and courage.
In fact, continuing pent-up anger will only hurt yourself. Even if the hatred that continues to master, you risk suffering from many diseases. People who can not forgive will generally feel more anxious, fearful, and angry.
