Maybe it's a little early. Maybe the time is not quite yet. But those other worlds - promising untold opportunities - beckon. Silently, they orbit the Sun, waiting.

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.

I feel more human when I compare the cuteness of a lizard to a newborn child's sweetness. Both are God's creations filled with precious innocence

An old couple came running from a motorhome, scribbling as they ran. Their sign read, Can you check on our cat, Ariel?No one would answer that, because the cats had all been eaten.

Grace is when you should be totally punished but are blessed for no reason.

If you find life absurd, shouldn’t you find death precisely meaningful?

The world has been gradually reducing its nuclear arsenals. Testing must stop so that progress on the destruction of nuclear weapons may begin.

We as beings are very contradictory, complicated creatures that work in our best interest and against our best interest. In a certain way, I want my work to have all that messiness.

I can't answer for my mother. She was a very private person, and did not discuss a lot of things.

I've seen the needle and the damage done.

Blessings star forth forever; but a curse is like a cloud, it passes.

Ordinary fortune-tellers tell you what you want to happen; witches tell you what’s going to happen whether you want it to or not. Strangely enough, witches tend to be more accurate but less popular.