"Our stability is but balance" — Freeman Dyson on how to imagine quantum fields (via Gravity and Levity)
My introduction to QFT was incidentally very similar to http://gravityandlevity.wordpress.com/2010/08/29/so-is-the-universe-made-of-tiny-springs-or-isnt-it/. In the last post I told the story of my own struggles with quantum field theory and what it is supposed to mean. In this post (as promised), I want to let someone much more intelligent and eloquent tell the story of quantum fields. The Read More …