These are the people capable of learning. No view is ever static. What people believe of the atom has changed drastically over the years. All of us ignorantly believe things which are factually false albeit believing them to be true. Life is a series of changing beliefs and the lucky ones are those whose beliefs harmonize closely with nature's eternal law.
Race means a tribe, breed or group of individuals descended from a common ancestor.
Life is not continually created. An individual is a composite of what his parents are. Thus, a race will always have attributes shared in common and all members will appear very similar. Miscegenation appears to have been a popular activity of all men throughout all ages. Whether found in a substance such as bauxite or clay, this in no way validates the notion that there is no such thing as aluminum.