"To conclude, therefore, let no man out of a weak conceit of sobriety, or an ill-applied moderation, think or maintain, that a man can search too far or be too well studied in the book of God's word, or in the book of God's works; divinity or philosophy; but rather let men endeavour an endless progress or proficience in both."

Bacon: Advancement of Learning.


Down, Bromley, Kent,

October 1st, 1859. (1st Thousand).


ON

THE ORIGIN OF SPECIES

BY MEANS OF NATURAL SELECTION,

OR THE