Before the discovery of agriculture mankind was everywhere so divided, the size of each group being determined by the natural fertility of its locality.

There are the further difficulties of building a population out of a diversity of races, each at a different stage of cultural evolution, some in need of restraint, many in need of protection; everywhere a bewildering Babel of tongues.

A drunkard is one thing, and a temperate man is quite another.

In every man there is an instinctive and passionate reaction if his person or liberty is attacked.

Chains do more than bargain down prices from suppliers or divide fixed costs across a lot of units. They rapidly spread economic discovery - the scarce and costly knowledge of what retail concepts and operational innovations actually work.

As a child, I was fascinated by any branch of physical or biological science. Even today, I find great excitement in discovering the complexity and variability of the world we live in, getting a glimpse into the deeper reality that we mostly ignore in our everyday human activities.

The dilemma felt by science fiction writers will be perceived in other creative endeavors.

I'm on the pro-science side of the Republican Party.