We can always take but never give.

You're an interesting species, an interesting mix. You're capable of such beautiful dreams and such horrible nightmares. You feel so lost, so cut off, so alone, only you're not. See, in all our searching, the only thing we've found that makes the emptiness bearable is each other.

An atheist is someone who is certain that God does not exist, someone who has compelling evidence against the existence of God. I know of no such compelling evidence.

The simplest thought, like the concept of the number one, has an elaborate logical underpinning.

The Cosmos is all that is or ever was or ever will be.

Science is far from a perfect instrument of knowledge. It's just the best we have.

We've arranged a civilization in which most crucial elements profoundly depend on science and technology.