“There is a philosophy that says that if something is unobservable -- unobservable in principle -- it is not part of science. If there is no way to falsify or confirm a hypothesis, it belongs to the...”

“At some point we have to give up and say that's just the way it is. Or, not give up and push on.”

“Why is there space rather than no space? Why is space three-dimensional? Why is space big? We have a lot of room to move around in. How come it's not tiny? We have no consensus about these things. ...”

“Space can vibrate, space can fluctuate, space can be quantum mechanical, but what the devil is it? And, you know, everybody has their own idea about what it is, but there's no coherent final consen...”

“Unforeseen surprises are the rule in science, not the exception. Remember: Stuff happens.”

“Life is fragile: it thrives only in a narrow range of temperatures between freezing and boiling. How lucky that our planet is just the right distance from the sun: a little farther, and the death o...”

“I sought to hear the voice of God and climbed the topmost steeple, but God declared: "Go down again - I dwell among the people.”

“We limit ourselves and God who wants to work through us”

“God can only work through those who have totally identified themselves with His will and purpose”

“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...”

“I shiver, thinking how easy it is to be totally wrong about people-to see one tiny part of them and confuse it for the whole, to see the cause and think it's the effect or vice versa”

“At sunrise everything is luminous but not clear.”

“I think it's impossible to really understand somebody, what they want, what they believe, and not love them the way they love themselves.”