Karl Hagen's blog
In a surprising refutation of the conventional wisdom on opinion entitlement, a study conducted by the University of Chicago's School for Behavioral Science concluded that more than one-third of the U.S. population is neither entitled nor qualified to have opinions.
As she notes, diagramming a sentence tells you nothing about the sentence's meaning:
At Language Log, Arnold Zwicky has a post on illeism, which I found personally relevant, as my son Aran is 3, and I find myself frequently using appa (the Tamil word for father) to refer to myself ("Appa will get you juice," etc.). He rightly dismisses the complaints of parents who blame Elmo from Sesame Street.