“If we ever established contact with intelligent life on another world, there would be barriers to communication. First, they would be many light years away, so signals would take many years to reac...”

“It is foolish to claim, as some do, that emigration into space offers a long-term escape from Earth's problems. Nowhere in our solar system offers an environment even as clement as the Antarctic or...”

“Not even the most secular among us can fail to be uplifted by Christianity's architectural legacy - the great cathedrals. These immense and glorious buildings were erected in an era of constricted ...”

“Maybe the search for life shouldn't restrict attention to planets like Earth. Science fiction writers have other ideas: balloon-like creatures floating in the dense atmospheres of planets such as J...”

“The images of Earth's delicate biosphere, contrasting with the sterile moonscape where the astronauts left their footsteps, have become iconic for environmentalists: these may indeed be the Apollo ...”

“We need to broaden our sympathies both in space and time - and perceive ourselves as part of a long heritage, and stewards for an immense future.”

“It is safer to search in the maze than to remain in a cheeseless situation”

“I have not led an ordinary life, nor a life that would suit everyone. I took great risks, but because I did, I also earned great reward. I found the way to show my true face freely, without fear. B...”

“Doves oppose war on the grounds that the risks exceed the gains. War with Iraq could be very costly, possibly degenerating into urban warfare.”

“Nobody works better under pressure. They just work faster.”

“Youth, with all its accompanying risks, humiliations, and uncertainties, the pressure to do it all before its too late.”

“We feel a lot of pressure about looking silly or appearing weak, whatever that means, or being a failure. You have to keep in your head: what's the worst that can happen?”