The teachings of biology and of human history indicate that further social progress must lie in the direction of the rational cooperation of all mankind.


The Direction of Human Evolution Volume 2, Evolution And Democracy (p. 142), Charles Scribner's Sons. 1922

Edwin Grant Conklin Quotes

The teachings of biology and of human history indicate that further social progress must lie in the direction of the rational cooperation of all...

The teachings of biology and of human history indicate that further social progress must lie in the direction of the rational cooperation of all...

The teachings of biology and of human history indicate that further social progress must lie in the direction of the rational cooperation of all...

The teachings of biology and of human history indicate that further social progress must lie in the direction of the rational cooperation of all...