It Is A Fatal Fault To Reason

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.

Attention, If Sudden And Close, Graduates Into Surprise; And This Into Astonishment; And This Into Stupefied Amazement.

Extinction Has Only Separated Groups: It Has By No Means Made Them; For If Every Form Which Has Ever Lived On This Earth Were Suddenly To Reappear, Though It Would Be Quite Impossible To Give Definitions By Which Each Group Could Be Distinguished From Other Groups, As All Would Blend Together By Steps As Fine As Those Between The Finest Existing Varieties, Nevertheless A Natural Classification, Or At Least A Natural Arrangement, Would Be Possible.

Animals, Whom We Have Made Our Slaves, We Do Not Like To Consider Our Equal.

We May Confidently Come To The Conclusion, That The Forces Which Slowly And By Little Starts Uplift Continents, And That Those Which At Successive Periods Pour Forth Volcanic Matter From Open Orifices, Are Identical.