Wisdom from Below or Above

Do we ever question a source? Where does that come from, who makes it, and where are the parts sourced?

This could not be more true of the diamond. The sourcing of diamonds in Africa is a source of contention. One can not know if they are purchasing a diamond from a reparable dealer who treats the workers fairly and pays a fair wage, or if it is from the slave pits that force labor and treat people as if they are expendable