The vast distances that separate the stars are providential. Beings and worlds are quarantined from one another. The quarantine is lifted only for those with sufficient self-knowledge and judgment to have safely traveled from star to star.

The nuclear arms race is like two sworn enemies standing waist deep in gasoline, one with three matches, the other with five.

Books permit us to voyage through time, to tap the wisdom of our ancestors.

Clutching our crystals and religiously consulting our horoscopes, our critical faculties in steep decline, unable to distinguish between what's true and what feels good, we slide, almost without noticing, into superstition and darkness.

We are at a crossroads in human history. Never before has there been a moment so simultaneously perilous and promising. We are the first species to have taken evolution into our own hands.

The price we pay for anticipation of the future is anxiety about it

Don't judge everyone else by your own limited experience.