The Man Who Walks With Henslow.

The Expression Often Used By Mr. Herbert Spencer Of The Survival Of The Fittest Is More Accurate, And Is Sometimes Equally Convenient.

False Facts Are Highly Injurious To The Progress Of Science, For They Often Endure Long; But False Views, If Supported By Some Evidence, Do Little Harm, For Every One Takes A Salutary Pleasure In Proving Their Falseness.

I Suppose You Are Two Fathoms Deep In Mathematics, And If You Are, Then God Help You. For So Am I, Only With This Difference: I Stick Fast In The Mud At The Bottom, And There I Shall Remain.

To Suppose That The Eye, With All Its Inimitable Contrivances For Adjusting The Focus To Different Distances, For Admitting Different Amounts Of Light, And For The Correction Of Spherical And Chromatic Aberration, Could Have Been Formed By Natural Selection, Seems, I Freely Confess, Absurd In The Highest Possible Degree.

Whenever I Have Found That I Have Blundered, Or That My Work Has Been Imperfected, And When I Have Been Contemptuously Criticised, And Even When I Have Been Overpraised, So That I Have Felt Mortified, It Has Been My Greatest Comfort To Say Hundreds Of Times To Myself That 'i Have Worked As Hard As I Could, And No Man Can Do More Than This.'