Revised theorem

I received the following letter regarding my theorem:

Thanks for providing this web-site. Quite a tough theorem, though.

"All statistical geneticists are not humorless nerds!"

That means we only need to find one statistical geneticist who is a humorless nerd to disprove your theory. As I am a statistical geneticist, and the very act of producing this email classifies me as a humorless nerd, I'm afraid your theory is disproved. May I suggest the less rigorous:

"Not all statistical geneticists are humorless nerds!"