The Main Conclusion Here Arrived

The Following Proposition Seems To Me In A High Degree Probable—namely, That Any Animal Whatever, Endowed With Well-marked Social Instincts, The Parental And Filial Affections Being Here Included, Would Inevitably Acquire A Moral Sense Or Conscience, As Soon As Its Intellectual Powers Had Become As Well, Or Nearly As Well Developed, As In Man. For, Firstly, The Social Instincts Lead An Animal To Take Pleasure In The Society Of Its Fellows, To Feel A Certain Amount Of Sympathy With Them, And To Perform Various Services For Them.

Nothing Exists For Itself Alone, But Only In Relation To Other Forms Of Life

I Have Long Discovered That Geologists Never Read Each Other's Works, And That The Only Object In Writing A Book Is A Proof Of Earnestness.

Farewell Australia! You ... Are Too Great And Ambitious For Affection, Yet Not Great Enough For Respect. I Leave Your Shores Without Sorrow Or Regret.

I Never Gave Up Christianity Until I Was Forty Years Of Age.