I seem to recall it was Franklin who said this. Sadly it seems many people who like to post moronic comments to serious discussions haven't heard this bit of advice. "It is better to be thought a fool, than to open your mouth and remove all doubt."
(Hmm, a quick Google search shows several variations attributed to several famous people)
Sometimes it is a very good thing that you don't know the people you run into online.
(Hmm, a quick Google search shows several variations attributed to several famous people)
Sometimes it is a very good thing that you don't know the people you run into online.