Thomas Dalton wrote:
In all seriousness, I think the policy should be that any special knowledge needed to understand the article should be included somewhere in Wikipedia.
So foreign language sources are out, then? I think that's a good guideline in a lot of situations, but not all... some types of specialist knowledge aren't the kinds of things you find in an encyclopedia.
We have Wikibooks about learning different language, and Wiktionaries about the meanings of words. If language is your problem maybe you could start by looking there.
Ec