The moral faculties are generally and justly esteemed as of higher value than the intellectual powers.

Such simple instincts as bees making a beehive could be sufficient to overthrow my whole theory.

Nature will tell you a direct lie if she can.

Our descent, then, is the origin of our evil passions!! The devil under form of Baboon is our grandfather.

I fully subscribe to the judgement of those writers who maintain that of all the differences between man and the lower animal, the moral sense of conscience is by far the most important....It is the most noble of all the attributes of man.

The expression often used by Mr. Herbert Spencer of the Survival of the Fittest is more accurate, and is sometimes equally convenient.

I see no good reasons why the views given in this volume should shock the religious views of anyone.