All human plans [are] subject to ruthless revision by Nature, or Fate, or whatever one preferred to call the powers behind the Universe.

Overhead, without any fuss, the stars were going out.

He found it both sad and fascinating that only through an artificial universe of video images could she establish contact with the real world.

A man who grows that much hair,' critics were fond of saying, 'must have a lot to hide.

Before you become too entranced with gorgeous gadgets and mesmerizing video displays, let me remind you that information is not knowledge, knowledge is not wisdom, and wisdom is not foresight. Each grows out of the other, and we need them all.

Deep beneath the surface of the Sun, enormous forces were gathering. At any moment, the energies of a million hydrogen bombs might burst forth in the awesome explosion.... Climbing at millions of miles per hour, an invisible fireball many times the size of Earth would leap from the Sun and head out across space.

This is the first age that's ever paid much attention to the future, which is a little ironic since we may not have one.