Those who have found this middle point are true and wonderworking adepts of science and reason. They are masters of the wealth of worlds, confidants and friends of the princes of heaven itself, and Nature obeys them because they will what is willed by the law which is the motive power of Nature. It is this which the Saviour of the world spoke of as the Kingdom of Heaven; this also is the Sanctum Regnum of the Holy Kabalah. It is the Crown and Ring of Solomon ; it is the Sceptre of Joseph which the stars obeyed in heaven and the harvests on earth.