The missionaries left behind a vivid and description of the development of the kingdom which permitted the detailed reconstruction of the daily lives of the people when their civilization was at its peak.
They have gain mastery over weaving, law, and textiles, the Kongo kingdom art form remains even today's one of the famous art forms. they known even how to use and make it use of wood, cloth, terra cotta, and even stones.
the reason he painted space on that painting is because he trying to say that God is one touch away or he's also trying to say we can never feel the famous touch of God