In article <33CE678D.3150@ix.netcom.com>, jbuf@ix.netcom.com says...

>Dear fellow Shutter bugs:
> I want to collect in one place all of the old wives tales about
>photogrpahy that we have heard over the years. There have been so many
>things that i have been told about Photography that i still find it
>amazing. Some are just funny and others while they may give pause have
>absolutely nothing to back them up at all. Here is a partial list of my
>all time favorites.
>
> 1. You should never clean a lens or filter.
> 2. You have to take the film out of a 35mm slr if you want to
>change a lens.
> 3. If you drop the film after it is exposed the images will
>be out of focus.
>
>These are three of my favorites I would love to hear your favorite ones.
>
>John

Never heard the above ones, but I do often hear:
4. Lenses are sharpest about two stops down from wide open.
5. UV filters cut haze.
(Under some circumstances, 4 and 5 are true, but in general, not...)
Hope This Helps
(David Ruether - http://www.fcinet.com/ruether )