Billions And Billions.

A Blade Of Grass Is A Commonplace On Earth; It Would Be A Miracle On Mars. Our Descendants On Mars Will Know The Value Of A Patch Of Green. And If A Blade Of Grass Is Priceless, What Is The Value Of A Human Being?

There Is A Lurking Fear That Some Things Are Not “meant" To Be Known, That Some Inquiries Are Too Dangerous For Human Beings To Make.

We Have Heard The Rationales Offered By The Nuclear Superpowers. We Know Who Speaks For The Nations. But Who Speaks For The Human Species? Who Speaks For Earth?

We Are, Each Of Us, A Multitude. Within Us Is A Little Universe.

We Wish To Find The Truth, No Matter Where It Lies. But To Find The Truth We Need Imagination And Skepticism Both. We Will Not Be Afraid To Speculate, But We Will Be Careful To Distinguish Speculation From Fact.