Stephen Fry on Grammar Nazis
(Video Link)
You do seek out opportunities to point out the grammatical errors of other people? If so, Stephen Fry holds you in contempt. He argues that (1) the subjective and changing nature of language prevents definitive grammatical forms and (2) you're a pretentious pedant.
via Nerdcore
Previously on Neatorama:
Grammar Nazi
Punctuation Hero or Vandalizing Grammar Nazi