Only The Fittest Will Survive.

The Traveler May Feel Assured, He Will Meet With No Difficulties Or Dangers, Excepting In Rare Cases, Nearly So Bad As He Beforehand Anticipates. In A Moral Point Of View, The Effect Ought To Be, To Teach Him Good-humored Patience, Freedom From Selfishness, The Habit Of Acting For Himself, And Of Making The Best Of Every Occurrence.

I Am Not Very Sceptical, — A Frame Of Mind Which I Believe To Be Injurious To The Progress Of Science. A Good Deal Of Scepticism In A Scientific Man Is Advisable To Avoid Much Loss Of Time, But I Have Met With Not A Few Men, Who, I Feel Sure, Have Often Thus Been Deterred From Experiment Or Observations, Which Would Have Proved Directly Or Indirectly Serviceable .

The Assumed Instinctive Belief In God Has Been Used By Many Persons As An Argument For His Existence. But This Is A Rash Argument, As We Should Thus Be Compelled To Believe In The Existence Of Many Cruel And Malignant Spirits, Only A Little More Powerful Than Man; For The Belief In Them Is Far More General Than In A Beneficent Deity.

Sympathy Will Have Been Increased Through Natural Selection

We Can Allow Satellites, Planets, Suns, Universe, Nay Whole Systems Of Universes, To Be Governed By Laws, But The Smallest Insect, We Wish To Be Created At Once By Special Act.