Not All Birds Can Fly.

Imagine We Could Accelerate Continuously At 1 G-what We're Comfortable With On Good Old Terra Firma-to The Midpoint Of Our Voyage, And Decelerate Continuously At 1 G Until We Arrive At Our Destination. It Would Take A Day To Get To Mars, A Week And A Half To Pluto, A Year To The Oort Cloud, And A Few Years To The Nearest Stars.

We Live In A Society Exquisitely Dependent On Science And Technology And Yet Have Cleverly Arranged Things So That Almost No One Understands Science And Technology.

If All The Suns But Ours Collapsed Tonight, How Many Lifetimes Would It Take Us To Realize That We Were Alone?

What An Astonishing Thing A Book Is.

We Are Made Of Stellar Ash. Our Origin And Evolution Have Been Tied To Distant Cosmic Events. The Exploration Of The Cosmos Is A Voyage Of Self-discovery.