1.I don't think so.But it is necessry that they are conscious of serving the people heart and soul.
2.If something is very important personal,I think they should.For example,some personal information like ID number.
3.yes.
4.Sometimes it is.For the person might be forced to do what is not legal or what he doesn't like to do.
5.If the admiration is adequate,it is benefical.If it is too much, it is harmful.