On a cooler sun on a primordial earth: "I later learned that biologists, when they are feeling jocose, refer to this as the 'Chinese Resaturant Problem'--because we has a dim sun.

Physics is really nothing more than a search for ultimate simplicity, but so far all we have is a kind of elegant messiness.

In terms of adaptability, humans are pretty amazingly useless.

Energy is liberated matter, matter is energy waiting to happen.

Consider the Lichen. Lichens are just about the hardiest visible organisms on Earth, but the least ambitious.

The universe is an amazingly fickle and eventful place, and our existence within is a wonder.

It seems impossible that you could get something from nothing, but the fact that once there was nothing and now there is a universe is evident proof that you can.

Worse still, it isn’t actually necessary to look to space for petrifying danger. As we are about to see, Earth can provide plenty of danger of its own.

For the moment we might very well can them DUNNOS (for Dark Unknown Nonreflective Nondetectable Objects Somewhere).

Courage sleeps within our heart waiting to be awoken.

Nothing leaves a scar upon an Authors heart more than a book they've written with purpose going unread.

So many roads. So many detours. So many choices. So many mistakes.

Anyone who believes you can't change history has never tried to write his memoirs.

I was surprised to find myself so much fuller of Faults than I had imagined, but I had the Satisfaction of seeing them diminish.

Not everything that steps out of line, and thus "abnormal", must necessarily be "inferior".

I grew up in suburban New York City and London, England, where my dad was working.

If I can play a little part in the world's healing, and making it a better place than when I came, then I just thank God for that chance.

I was the only guy with any bit of anarchy left.

Cease thy counsel, for thy words fall into my ears as priceless as water into a seive.