McEvoy: "This lack of good instruments would not explain the indecipherability. The difficulty in his work _Principia Mathematica_ is that, unlike say Darwin's 'The Origin Of Species', is requires a level of maths that is beyond" ---- C'mon, insult me if that's what you want. Me and my _genos_. "beyond _you_" -- is that what you meant? I'm glad God foresaw that and did not allow you to _type_ such an unchristian thought. Newton's PM are pretty digestible. It's the easiest part in any course of physics anybody can undertake at the _primary_ level. I don't believe anything he wrote is _difficult_ per se. You should go to explain how Einstein thought the things Newton wrote were _false_ or _relatively false_, as he would prefer, but then The difficulty of Einstein's work is that, unlike Newton's Principia Mathematica, requires a level of maths that is beyond **************************************Check out AOL's list of 2007's hottest products. (http://money.aol.com/special/hot-products-2007?NCID=aoltop00030000000001)