2. After thanking yourself, you need to make a ceremonial farewell to the emotional isolation and tell yourself that you thank the emotionally isolated self for protecting you. Then you now realize the seriousness of the problem and need to bid farewell to emotional isolation and the past.
3. Try to do some exercises of emotional links, such as telling the feelings at the moment after an event. It can't be said that you can buy some emotional cards to find words with similar feelings and slowly find emotional links.
4. Do more meditation and three exercises.
Make as many friends as possible and go out for a walk. Even if you don't make friends, it's a good start to say hello to others.