If your child doesn't like to share, yes, it's very important that he understand that sharing, it's something important. Sharing is about connection, about connecting and making friends. If they don't share, there will be a consequence and the consequence is he's going to be upset, he's going to be playing alone, friends are not going to want to play with him. So it's very important that you interfere and help him to understand how important it's to share.