How can you make a man understand that he should grow up and respect a relationship more than his friends or family?

Open a heartfelt conversation where you express your feelings and the importance of the relationship to you. Use specific examples to illustrate how his actions impact both you and the partnership. Encourage him to consider the balance between friendships and your relationship, emphasizing that maturity includes prioritizing and respecting commitments. Ultimately, highlight that a healthy relationship thrives on mutual respect and understanding.