“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.”

“I don't like work--no man does--but I like what is in the work--the chance to find yourself. Your own reality--for yourself not for others--what no other man can ever know. They can only see the me...”

“Pleasure in the job puts perfection in the work.”

“Earning happiness means doing good and working, not speculating and being lazy. Laziness may look inviting, but only work gives you true satisfaction.”

“Whenever you don't know someone and you overhear their problems they always sound so trivial.”

“Our problems stem from our acceptance of this filthy, rotten system.”

“There are always answers. We just have to be smart enough.”

“The universe is seeming really huge right now. I need something to hold on to.”

“The Universe is under no obligation to make sense to you.”

“Sometimes I try to erase myself. And then, if I've done a good job, I'm erased. I'm nothing. And then the world is free to flow into me like water into an empty bowl. And I see. I hear. But not wit...”