One Hand Has Surely Worked Throughout The

It Is A Cursed Evil To Any Man To Become As Absorbed In Any Subject As I Am In Mine.

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

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

A Grand And Almost Untrodden Field Of Inquiry Will Be Opened, On The Causes And Laws Of Variation, On Correlation Of Growth, On The Effects Of Use And Disuse, On The Direct Actions Of External Conditions, And So Forth.

At No Time Am I A Quick Thinker Or Writer: Whatever I Have Done In Science Has Solely Been By Long Pondering, Patience And Industry.