Constitutional Framers Quotes
He is wrong about his facts. At the time of the adoption of The Constitution, there were in the North some free Negroes who owned land and were able to vote—see Benjamin Banneker for one notable counter example. Another is Alexander Hamilton, one of whose parents were Black.
This quotation is particularly important because it summarizes one of two opposite schools or thought regarding judicial interpretation of the Constitution that politicians have been arguing about since the Supreme Court first sat. The other is Original Intent where only the original intentions of the writers and ratifiers of the Constitution should be considered—assuming that it can be determined.