You know you're a Dune fanatic when...

[Kalas]

...you try and quote Frank Herbert in your essays, whatever the subject.

I succeeded. Also, when you can't look at a fire poker and not wish for sandworms to use it on.

And of course, plan to build a stillsuit. *hides blueprints*

[Dunenewt]

I succeeded in the end, I mentioned CHOAM.

[gunner154]

I took a quote by Leto II in... Children of Dune I think, and used it in an essay I wrote for a competition. I won one of the prizes with it :P Still outshone by other entries, but anyway...