-- Charles Stross and spouse, turning a potential flame war over this year's Clarke Awards shortlist into a sad-eyed marketing opportunity: a little puppy with big eyes, and the above caption, available on a range of T-shirts or a mug.
"Provide ship or sails adapted to the heavenly breezes, and there will be some who will not fear even that void." -- celestial physicist Johannes Kepler (1571-1630)
From the space-related quotations collection hosted by colonization advocate Al Globus on his link-filled site (scroll waaaay down the page).