It was a pity that there was no radar to guide one across the trackless seas of life. Every man had to find his own way, steered by some secret compass of the soul. And sometimes, late or early, the compass lost its power and spun aimlessly on its bearings. Alan Bishop

Death focuses the mind on the things that really matter: why are we here, and what should we do?

Getting information from the internet is like getting a glass of water from the Niagara Falls.

We always thought the living Earth was a thing of beauty. It isn’t. Life has had to learn to defend itself against the planet’s random geological savagery.

Astronomy, as nothing else can do, teaches men humility.

One of the great tragedies of mankind is that morality has been hijacked by religion. So now people assume that religion and morality have a necessary connection. But the basis of morality is really very simple and doesn't require religion at all.

The Shuttle is to space flight what Lindbergh was to commercial aviation.