The catholic organization Caritas is helping poor people. We catholics believe it is important to help poor people. So we help poor people through the organization Caritas.
Being a doctor is good because Jesus was healing people. There is much that we do not know that hurts us. Therefore a doctor can help people. The dietists are smart too and also the trainers so that you can have physical strength.
Giving advice of how to live like a good Catholic christian is good. There are many people who behave like disruptors of the normal peace we know. Whatever the motives, it is bad to stress people this way. Making someone go bananas by constantly irritating a person. So therefore to survive, you must give advice to people who are stressed out, so they dont make some dangerous moves which can even end their lives prematurely.