My love for you is sincere, and I'm sorry for letting you down
I want to express my deepest apologies for the pain I have caused you. My love for you is sincere, and I am truly sorry for letting you down. I know that I have hurt you, and I regret my actions. I understand that I have made mistakes, and I take full responsibility for them.
I want you to know that I value our relationship more than anything else in this world. You mean everything to me, and I cannot bear the thought of losing you. I am willing to do whatever it takes to make things right and to earn back your trust.
I know that words alone cannot undo the hurt that I have caused you. But please believe me when I say that I am truly sorry. I promise to learn from my mistakes and to do better in the future. I will work hard to be the partner that you deserve.
I understand if you need time to process your feelings and to heal from the pain that I have caused. Please know that I am here for you, and I am willing to give you the space that you need. I will be patient and understanding as you navigate your emotions.
I want to make things right between us, and I am committed to rebuilding our relationship. I will do whatever it takes to show you how much you mean to me and to prove that my love for you is genuine. I hope that you can find it in your heart to forgive me.
I know that I have let you down, and I am truly sorry for that. I promise to do better and to be the partner that you deserve. Please know that I love you more than words can express, and I am willing to do whatever it takes to make things right between us.