Without the blond races, humanity becomes dumber

“Because it is true as a matter of fact, that the more the blond races die out, the more the instinctive wisdom of man dies out. Humanity becomes dumber.” (Rudolf Steiner)

Source: Rudolf Steiner, ”Vorträge für die Arbeiter am Goetheanumbau – Über Gesundheit und Krankheit”, Tenth lecture, Dornach, December 30, 1922, GA 348, page103.