“He who believes in the creation of each species, will have to say that this shell, for instance, was created with bright colors for a warm sea; but that this other shell became bright-colored by variation when it ranged into warmer, shallower waters. ”
“Owing to this struggle for life, any variation, however slight and from whatever cause proceeding, if it be in any degree profitable to an individual of any species, in its infinitely complex relations to other organic beings and to external nature, will tend to the preservation of that individual, and will generally be inherited by its offspring.”
“Outside of these, he should listen to no one, pursue the thing resolved on, and be steadfast in his resolutions. He who does otherwise is either overthrown by flatterers, or is so often changed by varying opinions that he falls into contempt.”
“There were, I considered, amongst my guests, varying degrees of guilt. Those whose guilt was the lightest should, I considered, pass out first, and not suffer the prolonged mental strain and fear that the more cold-blooded offenders were to suffer.”