“I think consciousness will remain a mystery. I tend to think that the workings of the conscious brain will be elucidated to a large extent.
“Biologists and perhaps physicists will understand much better how the brain works. But why something that we call consciousness goes with those workings, I think that will remain mysterious.”
— Edward Witten
Edward Witten is an American theoretical physicist and professor of mathematical physics at the Institute for Advanced Study in Princeton, New Jersey. (Source: Wikipedia)