“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...”

“Then love knew it was called love. And when I lifted my eyes to your name, suddenly your heart showed me my way”

“I am intrigued by the smile upon your face, and the sadness within your eyes”

“The eye through which I see God is the same eye through which God sees me; my eye and God's eye are one eye, one seeing, one knowing, one love.”

“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.”

“You don't know me. You know one me, just like I know one you. And you can't know every me, and I can't know every you.”

“When I knew people, I knew me and when I knew me, I knew people.”

“Our spirit knows our purpose, let these en-grained impressions shape our perceptions of who we think we are today.”