Dealing with emotional pain caused by another person can be extremely difficult, but it is important to find healthy ways to manage it. While there is no single approach that works for everyone, there are some general guidelines that can be helpful in processing and managing emotions.

Firstly, it is important to acknowledge and accept your emotions. Denying or suppressing them can only make things worse in the long run. It is also important to give yourself time to process your feelings, whether by speaking with a trusted friend, writing in a journal, or seeking professional therapy.
Setting boundaries is also crucial for protecting yourself. If someone has hurt you emotionally, it may be necessary to limit contact, avoid certain topics, or even end the relationship altogether. Prioritizing your own emotional well-being is essential.
Taking care of yourself is also crucial in managing emotional pain. This includes getting enough sleep, eating well, and engaging in activities that bring you joy. It is also okay to ask for support from a therapist, counselor, or loved one.
Forgiveness is an important part of moving on, but it is important to remember that forgiving someone does not mean forgetting or condoning their behavior. You can forgive someone without continuing a relationship with them. Focusing on the present moment and learning from the experience can also help in moving forward in a positive way.
Overall, dealing with emotional pain is a challenging process, but by acknowledging your emotions, giving yourself time to process, setting boundaries, practicing self-care, seeking support, forgiving (but not forgetting), focusing on the present, and learning from the experience, you can begin to move towards healing and growth.