Direct Translation:
* "I love you, and I don't know what to do, how can I forget?"
More Poetic:
* "My heart aches for you, yet I know I must move on. How can I forget?"
* "My love for you is a heavy burden, and I struggle to let go."
More Conversational:
* "I'm so in love with you, but I don't know how to forget you. What should I do?"
* "I'm so heartbroken, I can't stop thinking about you. How can I move on?"
More Expressive:
* "My love for you is a wound that won't heal. How can I ever forget you?"
* "You're all I think about, and I don't know how to stop."
The best way to say it depends on the context and your personal style.
It's also important to remember that there is no easy answer to the question of how to forget someone you love. It takes time, effort, and self-compassion.