Brian Greene

“comparing infinities is a treacherous business”

— Brian Greene

“the right slit—and since”

— Brian Greene

Energy is the ultimate convertable currency.

— Brian Greene

Gravity is matter’s sugar daddy.

— Brian Greene

...things are the way they are in our universe because if they weren't, we wouldn't be here to notice.

— Brian Greene

I've seen children's eyes light up when I tell them about black holes and the Big Bang.

— Brian Greene

The bottom line is that time travel is allowed by the laws of physics.

— Brian Greene

It's hard to teach passionately about something that you don't have a passion for.

— Brian Greene

I enjoy reading blogs, but am not interested in having my spurious thoughts out there.

— Brian Greene

Exploring the unknown requires tolerating uncertainty.

— Brian Greene

“A tree is to the entire universe as a string is to an atom.”

— Brian Greene

When I give this talk to a physics audience, I remove the quotes from my 'Theorem'.

— Brian Greene

When we benefit from CT scanners, M.R.I. devices, pacemakers and arterial stents, we can immediately appreciate how science affects the quality of…

— Brian Greene

Free will is the sensation of making a choice. The sensation is real, but the choice seems illusory. Laws of physics determine…

— Brian Greene

I do feel strongly that string theory is our best hope for making progress at unifying gravity and quantum mechanics.

— Brian Greene

There may have been many big bangs, one of which created our universe. The other bangs created other universes.

— Brian Greene

We're on this planet for the briefest of moments in cosmic terms, and I want to spend that time thinking about what…

— Brian Greene

Far from being accidental details, the properties of nature's basic building blocks are deeply entwined with the fabric of space and time.

— Brian Greene

Falsifiability for a theory is great, but a theory can still be respectable even if it is not falsifiable, as long as…

— Brian Greene

There's a picture of my dorm room in the college yearbook as the most messy, most disgusting room on the Harvard campus,…

— Brian Greene

Very much, string theory is simply a work in progress. What we are inching toward every day are predictions that within the…

— Brian Greene

My dad was a composer and a musician, but he never finished high school. His formal education was rather minimal from the…

— Brian Greene

So: if you buy the notion that reality consists of the things in your freeze-frame mental image right now, and if you…

— Brian Greene

The revelation we've come to is that we can trust our memories of a past with lower, not higher, entropy only if…

— Brian Greene

“The world of the everyday suddenly seemed nothing but an inverted magic act, lulling its audience into believing in the usual, familiar…

— Brian Greene

Every moment is as real as every other. Every 'now,' when you say, 'This is the real moment,' is as real as…

— Brian Greene

General relativity is in the old Newtonian framework where you predict what will happen, not the probability of what will happen. And…

— Brian Greene

“Even if we choose to use the nonstandard notion of distance and thereby describe the radius as being shorter than the Planck…

— Brian Greene

“Experience informs intuition. But it does more than that: Experience sets the frame within which we analyze and interpret what we perceive.…

— Brian Greene

In quantum mechanics there is A causing B. The equations do not stand outside that usual paradigm of physics. The real issue…

— Brian Greene

That is, you can have nothingness, absolute nothingness for maybe a tiny fraction of a second, if a second can be defined…

— Brian Greene

Evidence in support of general relativity came quickly. Astronomers had long known that Mercury’s orbital motion around the sun deviated slightly from…

— Brian Greene

“We begin life as uninhibited explorers with a boundless fascination for the ever growing world to which we have access. And what…

— Brian Greene

“We all love a good story. We all love a tantalizing mystery. We all love the underdog pressing onward against seemingly insurmountable…

— Brian Greene

When you know the answer you want, it is often all too easy to figure out a way of getting it.

— Brian Greene

All you are is a bag of particles acting out the laws of physics. That to me is pretty clear.

— Brian Greene

No matter how hard you try to teach your cat general relativity, you're going to fail.

— Brian Greene

Science is the process that takes us from confusion to understanding...

— Brian Greene

Understanding requires insight. Insight must be anchored.

— Brian Greene

I believe we owe our young an education that captures the exhilarating drama of science.

— Brian Greene