The prediction of nuclear winter is drawn not, of course, from any direct experience with the consequences of global nuclear war, but rather from an investigation of the governing physics.

Somewhere, something incredible is waiting to be known.

It is far better to grasp the universe as it really is than to persist in delusion, however satisfying and reassuring.

The nitrogen in our DNA, the calcium in our teeth, the iron in our blood, the carbon in our apple pies were made in the interiors of collapsing stars. We are made of starstuff.

Imagination will often carry us to worlds that never were. But without it we go nowhere.

I don't want to believe. I want to know.

The absence of evidence is not the evidence of absence.

The brain is like a muscle. When it is in use we feel very good. Understanding is joyous.

We live in a society exquisitely dependent on science and technology, in which hardly anyone knows anything about science and technology.

For small creatures such as we the vastness is bearable only through love.

You have to know the past to understand the present.

Society has pretty much taught us that it's inside the lines, or outside. But there's so much more in between.

I should have realized, when Cathal kissed me in the hallway, that my response was the first raindrop heralding a storm.

San Francisco has just blown us all away. I also understand Angels in America didn't do well there.

Broken things are powerful."Things about to break are stronger still.The last shot from the brittle bow is truest.

I don't believe in writer's block. Most of writer's block is having too much time on your hands. My mantra is that you can always edit a bad page; you can't edit a blank page.

I was happy to kind of always scoot under the radar.

There is a time when a man distinguishes the idea of felicity from the idea of wealth; it is the beginning of wisdom.

A Myrddraal has less cunning than a woman, and a Trolloc fights with more honor. And a goat has more sense.

I work hard, do my best and send it out to the world hoping that people can relate to it. I accept any reaction and hope they think it is worth reading.

An envious fever of pale and bloodless emulation.