Four Big Questions with Pretty Good Answers
arXiv:hep-ph/0201222
Abstract
I discuss four big questions that can be importantly addressed using concepts from modern QCD. They concern the origin of mass, the feebleness of gravity, the uniqueness of physical laws, and the fate of matter when it is squeezed very hard.
arXiv commentFour minor typos corrected; 19 pages; email correspondence to Frank Wilczek <[email protected]>; talk given at a Symposium in Honor of Heisenberg's 100th birthday, December 6, 2001, Munich; to be published in the Festschrift