Approach Quote by Roger Penrose

String theory is an attempt at a deeper description of nature by thinking of an elementary particle not as a little point but as…

— Edward Witten

My belief is based on the fact that string theory is the first science in hundreds of years to be pursued in pre-Baconian fashion,…

— Philip Warren Anderson

The beauty of science is to imagine more than we can prove. And string theory gives you a radically different interpretation of the universe.

— Ashoke Sen

I'd say many features of string theory don't mesh with what we observe in everyday life.

— Brian Greene

“Because string theory is such a high-risk venture—unsupported by experiment,”

— Lee Smolin

“Because string theory is such a high-risk venture—unsupported by experiment, though very generously supported by the academic”

— Lee Smolin

“Basically, string theory is the development of this visionary idea in a context of a fixed background of space and time. Loop quantum gravity…

— Lee Smolin

In order to achieve a true understanding of string theory, some new idea will be required, and most likely, some break with the concepts…

— David Gross

I will never probably have the mathematical foundation to truly understand what string theorists are talking about, but it feels good, just for its…

— Jon Spaihts

There are a lot of good things about string theory, and it's great that some people want to work on it.

— Antony Garrett Lisi

In many ways, string theory attempts to go beyond Einstein's dream... an all-encompassing description of nature that works at large distances where gravity becomes…

— Ashoke Sen

String theory is based on the simple idea that all the four forces of the universe: gravity, the electromagnetic force and the two nuclear…

— Michio Kaku