Progress Has Been Much More General Than

For I Am Well Aware That Scarcely A Single Point Is Discussed In This Volume On Which Facts Cannot Be Adduced, Often Apparently Leading To Conclusions Directly Opposite To Those At Which I Have Arrived. A Fair Result Can Be Obtained Only By Fully Stating And Balancing The Facts And Arguments On Both Sides Of Each Question.

Great Is The Power Of Steady Misrepresentation

A Scientific Man Ought To Have No Wishes, No Affections, - A Mere Heart Of Stone.

Why, If Species Have Descended From Other Species By Insensibly Fine Gradations, Do We Not Everywhere See Innumerable Transitional Forms.

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