Matter and motion are inseparable in this theory. The constant motion in matter, in nature, in the history of mankind, is always a motion of conflict, a debate which they call “dialectical motion.” Making much of motion, the theory never answers the question who is the First Mover. St. Thomas Aquinas, in one of his five proofs of the existence of God (none of which the Communists can refute), demonstrates conclusively that motion is matter proves the existence of the First Mover, whom we know as Almighty God. Engels admitted that the Communists have no knowledge of the origin or source of the motion and look forward to the day when science can find the answer. 14. How does Marxism-Leninism explain dialectic motion in society? Lenin, who developed the theories of Marx and Engels, reaffirmed the basic atheistic materialism of Marx and added the “necessity” for the final violent overthrow of all nonsocialist governments. He said that this applies to the governments of the United States an