W. C. Allee Quote

Widely dispersed knowledge concerning the important role of basic cooperative processes among living beings may lead to the acceptance of cooperation as a guiding principle both in social theory and as a basis for human behavior. Such a development when it occurs will alter the course of human history.

Cooperation among Animals with Human Implications (1951), page 213 (cited in "The Altruism Equation", by Lee Alan Dugatkin (2006), page 58).