I hang with friends about twice weekly and also like my alone time. The guy I'm seeing not only wants to be together constantly but seems to need that. He's upset and anxious on nights I'm not with him. The first time I said I couldn't get together, he was annoyed. He now complains I'm "dependent on" my friends, meaning unhealthily. He claims a great relationship is two people who are always together (a la "you complete me"). I don't want to hurt him, but I won't give up my friends or myself for...