The discovery of agriculture was the first big step toward a civilized life.
I prize the conditions under which I have lived because they have permitted me to choose my opportunities, to inquire into such matters as interested me, and to publish what I believed to be true, uncontrolled by any central authority.
The proper balance between individual liberty and central authority is a very ancient problem.
Whichever theory we adopt to give a rational explanation of human existence, that theory must take into account and explain the mental nature we see at work in all modern communities.
Good men, whether they be Christians or rationalists, do not desire to discriminate between races, but the distinctions implanted by Nature are too conspicuous to escape the observation of our senses.
Before the discovery of agriculture mankind was everywhere so divided, the size of each group being determined by the natural fertility of its locality.