In Scientific Subjects, The Natural Remedy For

We Have Usually No Knowledge That Any One Factor Will Exert Its Effects Independently Of All Others That Can Be Varied, Or That Its Effects Are Particularly Simply Related To Variations In These Other Factors.

After All, It Is A Common Weakness Of Young Authors To Put Too Much Into Their Papers.

The Neutral Zone Of Selective Advantage In The Neighbourhood Of Zero Is Thus So Narrow That Changes In The Environment, And In The Genetic Constitution Of Species, Must Cause This Zone To Be Crossed And Perhaps Recrossed Relatively Rapidly In The Course Of Evolutionary Change, So That Many Possible Gene Substitutions May Have A Fluctuating History Of Advance And Regression Before The Final Balance Of Selective Advantage Is Determined.

A Book That I Rate Only Second In Importance In Evolution Theory To Darwin 's Origin (this As Joined With Its Supplement Of Man), And Also Rate As Undoubtedly One Of The Greatest Books Of The Twentieth Century

The So-called Co-efficient Of Heritability, Which I Regard As One Of Those Unfortunate Short-cuts, Which Have Often Emerged In Biometry For Lack Of A More Thorough Analysis Of The Data.