It Has Been A Bitter Mortification For

Thomson's Views On The Recent Age Of The World Have Been For Some Time One Of My Sorest Troubles.

My Books Have Sold Largely In England, Have Been Translated Into Many Languages, And Passed Through Several Editions In Foreign Countries. I Have Heard It Said That The Success Of A Work Abroad Is The Best Test Of Its Enduring Value. I Doubt Whether This Is At All Trustworthy; But Judged By This Standard My Name Ought To Last For A Few Years.

We Are Always Slow In Admitting Any Great Change Of Which We Do Not See The Intermediate Steps

Any One Whose Disposition Leads Him To Attach More Weight To Unexplained Difficulties Than To The Explanation Of Facts Will Certainly Reject My Theory.

I Could Show Fight On Natural Selection Having Done And Doing More For The Progress Of Civilization Than You Seem Inclined To Admit. Remember What Risk The Nations Of Europe Ran, Not So Many Centuries Ago Of Being Overwhelmed By The Turks, And How Ridiculous Such An Idea Now Is! The More Civilised So-called Caucasian Races Have Beaten The Turkish Hollow In The Struggle For Existence. Looking To The World At No Very Distant Date, What An Endless Number Of The Lower Races Will Have Been Eliminated By The Higher Civilized Races Throughout The World.