The dangers that face the world can, every one of them, be traced back to science. The salvations that may save the world will, every one of them, be traced back to science.

It is quite clear that as long as the nations of the world spend most of their energy, money, and emotional strength in quarreling with words and weapons, a true offensive against the common problems that threaten human survival is not very likely. A world government that can channel human efforts in the direction of the great solutions seems desirable, even essential. Naturally, such a world government should be a federal one, with regional and local autonomy safeguarded and with cultural diversity promoted.

Oh, for a pin that would puncture pretension!

To test a perfect theory with imperfect instruments did not impress the Greek philosophers as a valid way to gain knowledge.

Married life had taught Toran the futility of arguing with a female in a dark-brown mood.

Things do change. The only question is that since things are deteriorating so quickly, will society and man's habits change quickly enough?

Although we will hate and fight the machines, we will be supplanted anyway, and rightly so, for the intelligent machines to which we will give birth may, better than we, carry on the striving toward the goal of understanding and using the Universe, climbing to heights we ourselves could never aspire to.