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.
Arthur KeithCivilization, we shall find, like Universalism and Christianity, is anti evolutionary in its effects; it works against the laws and conditions which regulated the earlier stages of man's ascent.
Arthur KeithIt is just because civilization is ever evolving, changing, and becoming more complicated, that experts find it so difficult to define it in explicit terms.
Arthur Keith