Dear [Name],
I am writing to apologize for my lack of compassion in our recent interactions. I understand that my words and actions have caused you pain and I am truly sorry for that.
I understand that I should have been more understanding and compassionate towards you in our interactions. I should have taken the time to listen to you and understand your point of view. Instead, I was dismissive and unsympathetic. I know that this was wrong and I regret my behavior.
I understand that my lack of compassion has caused you to feel unheard and unimportant. I want you to know that I take full responsibility for my actions and I am deeply sorry for the hurt that I have caused you.
I have been reflecting on my behavior and I have realized that I need to work on my communication skills. I need to be more patient and understanding when it comes to interacting with others. I need to take the time to listen to what others have to say and to be more understanding and compassionate towards them.
I want to make it up to you and I am willing to do whatever it takes to make things right. I am willing to take the time to listen to you and to understand your point of view. I am also willing to apologize in person if that is what you would like.
Once again, I am deeply sorry for my lack of compassion and I hope that you can forgive me. I am committed to improving my communication skills and to being more understanding and compassionate towards others.
Sincerely,
[Your Name]