3 ms·In practice, there is.by jpwagner 16y agoIn practice, there is.sophacles 16y agoThat is the obvious symmetry. Anyone could have written it.num1 16y agoThis comment is too simple to properly present a true theory, where's the proof?jpwagner 16y agohttp://www.brainyquote.com/quotes/quotes/y/yogiberra141506.html http://www.brainyquote.com/quotes/quotes/y/yogiberra141506.h...