If I take the theory as we have it now, literally, I would conclude that extra dimensions really … - Edward Witten

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It's an incredible thing, how you can feel so taken care of by someone and yet feel, also, like you would die or do anything just for the chance to protect him back.

Edward Witten

If I take the theory as we have it now, literally, I would conclude that extra dimensions really exist. They're part of nature. We don't really know how big they are yet, but we hope to explore that in various ways.

Dimensions, Literally, Nature, Various, Way

Same Author Quotes

There was a long history of speculation that in quantum gravity, unlike Einstein's classical theory, it might be possible for the topology of spacetime to change.

Change, Classical, History, Long, Might, Spacetime

1
r^2 has a nasty singularity at r=0, but it did not bother Newton-the Moon is far enough.

Bother, Enough, Moon, Nasty, Newton

As for the forces, electromagnetism and gravity we experience in everyday life. But the weak and strong forces are beyond our ordinary experience. So in physics, lots of the basic building blocks take 20th- or perhaps 21st-century equipment to explore.

Basic, Block, Everyday, Life, Strong, Take

There is a difference between knowing what is true and knowing why it is true

Difference, Differences, Knowing, True

I have a tendency, more than most other physicists, to try to figure out everything all at once, before I publish. And even to try to figure out everything in my head, without pencil and paper.

Figures, Paper, Pencil, Physicists, Publish, Trying