“Everything is drawn inexorably toward the future.”

“The fastest that human spacecraft are likely to achieve in the twenty-first century, I think, is 300 kilometres per second.”

“Creation, in all its splendor and misery, in all the beauty and ugliness of its myriad forms, is how God manifests His presence in time. Creation is God in time.”

“A world where it is safe to love is a world where it is safe to live”

“My view is that if your philosophy is not unsettled daily then you are blind to all the universe has to offer.”

“Scenery is fine -but human nature is finer”

“As for me, I have a choice between honoring that dark life I've seen so many years moving in the junipers, or of walking away and going on with my own human busyness. There is always that choice fo...”

“Nature allows one kind to kill another, it's part of the law ... you wonder if man might not be the most savage of all creatures. He's among the few that preys on nearly every other being, that con...”