I agree with you because their words is capable enough to create huge impact on other people and one wrong statement of them can made so bad impact that I have seen some incident in my country. So I think they need to be expert in their field and they should need to be careful in case of saying anything.
Exactly.. It's just like an unprofessional therapist giving therapy to someone who really needs help. If you tell them the wrong thing, they will do the wrong thing.