1. Reason for deleting him: You should think about why you deleted him in the first place. Is it because of some contradictions that you don't like his personality or just feel that there is no possibility of further development? If you are not sure why you added him back, it may lead to deleting him again or unnecessary conflict.
2. His feelings: You should consider the possible influence of your behavior on his feelings. If you delete him and then suddenly add him back, he may feel confused, angry or played with.
3. Impact on current relationship: You should consider the impact your decision may have on your relationship with other people in the gym. If you meet him in the gym and others don't know that you deleted him and added him back, there may be misunderstanding.
4. Influence on future relationship: You should think about how adding him back may affect your future relationship with other people in the gym. If your relationship becomes tense or uncomfortable, it may affect your willingness to continue to go to the gym.
If you still want to add him back after careful consideration, you can do it in the following ways:
1. Tell him directly: If you feel it necessary to tell him why you deleted him and added him back, you can tell him directly. This helps to eliminate any misunderstanding or unnecessary speculation.
2. Avoid sensitive topics: If you decide not to tell him, you should try to avoid discussing any topics that may cause controversy or sensitivity. This can reduce any unnecessary conflicts.
In short, adding the deleted little brother back requires careful consideration and many factors need to be considered.