The Most Powerful Natural Species Are Those

When The Views Entertained In This Volume On The Origin Of Species, Or When Analogous Views Are Generally Admitted, We Can Dimly Forsee That There Will Be A Considerable Revolution In Natural History.

Seeing This Gradation And Diversity Of Structure In One Small, Intimately Related Group Of Birds, One Might Really Fancy That From An Original Paucity Of Birds In This Archipelago, One Species Had Been Taken And Modified For Different Ends.

One General Law, Leading To The Advancement Of All Organic Beings, Namely, Multiply, Vary, Let The Strongest Live And The Weakest Die.

Man Is More Courageous, Pugnacious, And Energetic Than Woman, And Has A More Inventive Genius. His Brain Is Absolutely Larger, But Whether Relatively To The Larger Size Of His Body, In Comparison With That Of Woman, Has Not, I Believe Been Fully Ascertained. In Woman The Face Is Rounder; The Jaws And The Base Of The Skull Smaller; The Outlines Of Her Body Rounder, In Parts More Prominent; And Her Pelvis Is Broader Than In Man; But This Latter Character May Perhaps Be Considered Rather As A Primary Than A Secondary Sexual Character. She Comes To Maturity At An Earlier Age Than Man.

History Shows That The Human Mind, Fed By Constant Accessions Of Knowledge, Periodically Grows Too Large For Its Theoretical Coverings, And Bursts Them Asunder To Appear In New Habiliments, As The Feeding And Growing Grub, At Intervals, Casts Its Too Narrow Skin And Assumes Another.