Nothing Can Be More Improving To A

Hereafter We Shall Be Compelled To Acknowledge That The Only Distinction Between Species And Well-marked Varieties Is, That The Latter Are Known, Or Believed To Be Connected At The Present Day By Intermediate Gradations Whereas Species Were Formerly Thus Connected.

From My Early Youth I Have Had The Strongest Desire To Understand Or Explain Whatever I Observed. ... To Group All Facts Under Some General Laws.

In My Simplicity, I Remember Wondering Why Every Gentleman Did Not Become An Ornithologist.

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.

If Worms Have The Power Of Acquiring Some Notion, However Rude, Of The Shape Of An Object And Over Their Burrows, As Seems The Case, They Deserve To Be Called Intelligent; For They Act In Nearly The Same Manner As Would Man Under Similar Circumstances.