Our modern civilization is built up on three great corner-stones, three inestimably valuable heritages from the past. The Græco-Roman civilization gave us our arts and our philosophies, the bases of intellectual power. The Hebrews bequeathed to us the religious idea, which has saved man from despair, has been the potent stimulus to two thousand years of endurance and hope. The Teutons gave us a healthy, sturdy, uncontaminated physique, honest bodies and clean minds, the lack of which had made further progress impossible to the ancient world. This last is what made necessary the barbarian overthrow of Rome, if the world was still to advance. The slowly.