Time is the warp and matter the weft of the woven texture of beauty in space, and death is the hurling shuttle.

The answer must be, I think, that beauty and grace are performed whether or not we will or sense them. The least we can do is try to be there.

I cannot cause light; the most I can do is try to put myself in the path of its beam. It is possible, in deep space, to sail on solar wind. Light, be it particle or wave, has force: you can rig a giant sail and go. The secret of seeing is to sail on solar wind. Hone and spread your spirit till you yourself are a sail, whetted, translucent, broadside to the merest puff

We live half our waking lives and all of our sleeping lives in some private, useless, and insensible waters we never mention or recall.

For all the insularity of the old guard, Pittsburgh was always an open and democratic town.

What have we been doing all these centuries but trying to call God back to the mountain, or, failing that, raise a peep out of anything that isn't us? What is the difference between a cathedral and a physics lab? Are not they both saying: Hello? We spy on whales and on interstellar radio objects; we starve ourselves and pray till we're blue.

There is always the temptation in life to diddle around making itsy-bitsy friends and meals and journeys for years on end. It is all so self conscience, so apparently moral...But I won't have it. The world is wilder than that in all directions, more dangerous...more extravagant and bright. We are...raising tomatoes when we should be raising Cain, or Lazarus.