My favorite thinking on this comes from Pratt: http://chu.stanford.edu/guide.html#ratmech http://chu.stanford.edu/guide.html#ratmech My favorite line in the p

My favorite thinking on this comes from Pratt: http://chu.stanford.edu/guide.html#ratmech http://chu.stanford.edu/guide.html#ratmech My favorite line in the paper, cogito ergo sum should be cogito ergo eram :) It's all Chu spaces -- enjoy!