You cannot forget someone if you still see him or her all the time, or constantly hear about his or her activities. Consider these strategies:  Make sure you won't run into this person during your day-to-day activities. If you go grocery shopping at the same time, or take the same route home from work, tweak your schedule slightly so a chance meeting becomes more unlikely. For right now, avoid social gatherings where you know he or she will be present. Politely explain to the host that you hope the event goes well, and that you are staying away only because you want to avoid a painful encounter. In today’s day and age, the people we associate with are more often than not through a screen. Even if you don’t see the person, it’s far too easy to see what they’re up to. Though it may seem harsh, remove him or her from all the forms of social media that you use.  Delete his or her contact information from your phone and email account Block his or her Facebook profile, Twitter, Instagram, etc. Take any other measures to prevent unwanted contact. If necessary, change your email address. Something terribly interesting might have happened, but you do not need to hear about it. If your friend forgets and accidentally mentions this person to you, gently remind him or her of your request, saying something like, "I'm sorry, Jane, but it's too upsetting for me to think about Bill. Maybe we could talk about something else." However, you may wish to add an addendum to this policy: sometimes learning the right things will help you find closure. Maybe this person has taken up smoking, moved to a different town, or lost their job. Let your friends know that if they think knowing something may help you find closure, they should say something. Purge your life of anything that brings up painful memories of this person. Not looking at these things every day will help you move on.  If you can't bear to get rid of certain items, bag them up and ask a family member or close friend if you can store them in their house, away from easy...

How would you rephrase that briefly using Indonesian?
Putuskan kontak fisik. Singkirkan dia dari kehidupan elektronik Anda. Mintalah sahabat-sahabat Anda agar berhenti memberi kabar tentang kehidupannya. Singkirkan hal-hal yang mengingatkan Anda dengannya.