I told you you'd need to know this stuff someday.

Using grammar rules alongside test tubes, biologists may have found a promising new way to fight nasty bacteria, including drug-resistant microbes and anthrax.

http://dsc.discovery.com/news/2006/10/18/bacteria_hea.html?category=health&guid=20061018161530

See? I told you you'd need to know those grammar rules. Grammar keeps you healthy and even the bacteria know how a sentence should be formed. I can't help but think, however, that an overwhelming number of grade school students could be classified as "nasty bacteria" themselves.