Attention, if sudden and close, graduates into surprise; and this into astonishment; and this into stupefied amazement.

It is not the conscience which raises a blush, for a man may sincerely regret some slight fault committed in solitude, or he may suffer the deepest remorse for an undetected crime, but he will not blush... It is not the sense of guilt, but the thought that others think or know us to be guilty which crimsons the face.

Everything in nature is the result of fixed laws.

And hail their queen, fair regent of the night.

The love for all living creatures is the most noble attribute of man.

Animals manifestly enjoy excitement, and suffer from annul and may exhibit curiosity.

I have called this principle, by which each slight variation, if useful, is preserved, by the term Natural Selection, in order to mark its relation to man's power of selection. But the expression often used by Mr. Herbert Spencer of the Survival of the Fittest is more accurate, and is sometimes equally convenient.