The theory of founder effects does not explain how novel features like plumage traits arise.
Peter R. GrantIn the absence of evidence, superstition. It's a Middle Ages thing. That's my theory anyway.
Tucker CarlsonIf a philosophic theory is once ruled out of court, no one can tell when it will appear again.
Morris Raphael CohenYou will achieve what you want to achieve, only if you can cope with the theory of altruism.
Michael Bassey Johnson