Not One Change Of Species

A Man Who Has No Assured And Ever Present Belief In The Existence Of A Personal God Or Of A Future Existence With Retribution And Reward, Can Have For His Rule Of Life, As Far As I Can See, Only To Follow Those Impulses And Instincts Which Are The Strongest Or Which Seem To Him The Best Ones

Traveling Ought Also To Teach Him Distrust; But At The Same Time He Will Discover, How Many Truly Kind-hearted People There Are, With Whom He Never Before Had, Or Ever Again Will Have Any Further Communication, Who Yet Are Ready To Offer Him The Most Disinterested Assistance.

This Fundamental Subject Of Natural Selection Will Be Treated At Some Length In The Fourth Chapter; And We Shall Then See How Natural Selection Almost Inevitably Causes Much Extinction Of The Less Improved Forms Of Life And Induces What I Have Called Divergence Of Character.

[t]he Young And The Old Of Widely Different Races, Both With Man And Animals, Express The Same State Of Mind By The Same Movements.

Every One Must Be Struck With Astonishment, When He First Beholds One Of These Vast Rings Of Coral-rock, Often Many Leagues In Diameter, Here And There Surmounted By A Low Verdant Island With Dazzling White Shores, Bathed On The Outside By The Foaming Breakers Of The Ocean, And On The Inside Surrounding A Calm Expanse Of Water, Which, From Reflection, Is Of A Bright But Pale Green Color.