☀ You need to distract yourself from the problem, first of all try not to think of the issue.
☀ Try to name places for instance learn all the states of America or learn capital cities of different countries.
☀ Talk with other people or go to youth clubs
☂ Make sure you don't argue with your friends. Try going to the cinema or watching movies with or play your video games with them
☂ Try to Listen to different types music
☂ Have a go at reading new books or different magazines ar a newspaper everyday
☁ Think of something you are grateful for or something you are looking forward to
☁ Remember something good that happened to you ( there must be something it can be anything you want).
☁ Do anything that will keep your mind of the problem
Hold back your anger
🐩 You need to reduce your anger one way or another.
♠ Firstly you can sit down and do nothing but think about the problem
♣ Secondly If you feel your anger growing, go for a quick walk or run, or spend some time doing other enjoyable activities
♦ Think of anything good that has happened to you because of the problem
♥ Change the scene, change what happened
◘ Read other peoples stories about overthinking, see how they came over their problem !
◕ Maybe the other person meant to do good ?