Profound Wisdom In Unlikely Places

It is unwise to stray far from the obvious and simple, lest untoward effects result elsewhere.

Baker, F. &ldquo;Requirements for IP Version 4 Routers.&rdquo; June 1995. <a href="http://www.ietf.org/rfc/rfc1812.txt" title="Requirements for IP Version 4 Routers">&lt;http://www.ietf.org/rfc/rfc1812.txt&gt;</a> (15 October 2003).