Don't you think it could have just seemed like they were manipulating you? I mean, maybe they were paranoid, or something. Are you sure they meant to do you harm?
If there were one quality in a person that you believe is the most important, what is it, and why? Are there certain qualities that you look for in a person? whether the person is an co-worker, friend, lover, aquaintance, spouse?
Is there a quality that you believe is so important, that the lack of it would make that person unacceptable to you?