From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: base Date: Thu, 26 Aug 2010 08:35:56 -0400 Message-ID: References: <20100822120642.GA1794@muc.de> <871v9o7dmf.fsf@uwakimon.sk.tsukuba.ac.jp> <87wrrg5rzg.fsf@uwakimon.sk.tsukuba.ac.jp> <87r5ho5gyr.fsf@uwakimon.sk.tsukuba.ac.jp> <87hbij6hib.fsf@uwakimon.sk.tsukuba.ac.jp> <87k4nf7ezq.fsf@catnip.gol.com> <878w3v7dd2.fsf@catnip.gol.com> <83wrrfmljv.fsf@gnu.org> <87d3t75crc.fsf@uwakimon.sk.tsukuba.ac.jp> <87fwy2g7i2.fsf@telefonica.net> <83r5hmmrz0.fsf@gnu.org> <877hjefll8.fsf@telefonica.net> <83mxsam5lh .fsf@gnu.org> <87eidm5a0n.fsf@catnip.gol.com> Reply-To: Eli Zaretskii NNTP-Posting-Host: lo.gmane.org X-Trace: dough.gmane.org 1282826170 21328 80.91.229.12 (26 Aug 2010 12:36:10 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Thu, 26 Aug 2010 12:36:10 +0000 (UTC) Cc: emacs-devel@gnu.org To: Uday S Reddy Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Thu Aug 26 14:36:08 2010 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Oobgd-00039j-NQ for ged-emacs-devel@m.gmane.org; Thu, 26 Aug 2010 14:36:08 +0200 Original-Received: from localhost ([127.0.0.1]:53096 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Oobgc-0001d6-Vk for ged-emacs-devel@m.gmane.org; Thu, 26 Aug 2010 08:36:07 -0400 Original-Received: from [199.232.76.173] (port=49524 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OobgV-0001cE-Iq for emacs-devel@gnu.org; Thu, 26 Aug 2010 08:35:59 -0400 Original-Received: from Debian-exim by monty-python.gnu.org with spam-scanned (Exim 4.60) (envelope-from ) id 1OobgU-0002Wg-FK for emacs-devel@gnu.org; Thu, 26 Aug 2010 08:35:59 -0400 Original-Received: from fencepost.gnu.org ([140.186.70.10]:56006) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1OobgU-0002Wc-9R for emacs-devel@gnu.org; Thu, 26 Aug 2010 08:35:58 -0400 Original-Received: from eliz by fencepost.gnu.org with local (Exim 4.69) (envelope-from ) id 1OobgS-00080X-Mz; Thu, 26 Aug 2010 08:35:56 -0400 In-reply-to: (message from Uday S Reddy on Thu, 26 Aug 2010 13:25:03 +0100) X-detected-operating-system: by monty-python.gnu.org: GNU/Linux 2.6 (newer, 3) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:129252 Archived-At: > From: Uday S Reddy > Date: Thu, 26 Aug 2010 13:25:03 +0100 > > Well, isn't this kind of "existence" meta-physical? If it hasn't been written > down, and generally agreed upon by all the participants, what sense does it > exist in? I don't need to write down my mental model in order for it to exist. > To really exist, they have to be used and validated by practice. My models are used by me, and validated by my practice. > But, note that simplified models are only starting points. Good > models have to explain everything that happens. No, they only need to explain what I need to do for the job at hand. That's hardly "everything". > You can start by ignoring air resistance to understand gravity. > But, don't start flying airplanes without understanding air > resistance. Life is short. Not everyone will want or need to fly airplanes. Those who won't don't need to understand drag.