The term self-concept is a general term used to refer to how someone thinks about, evaluates or perceives themselves. To be aware of oneself is to have a concept of oneself.
The answers would be good and benefit because antonym means opposite, so what's the opposite of harm, well its good of course.
The Abame oracle says that white men will come like locusts and that they will spread destruction. The meaning of this is that, just like locusts do, white men will bring no good to the village.