It has come to me that all principals can be derived from one of two basic principals by which a human being may stand for. One, that life is good and two, that life is bad. From these two things we can derive all other principals.
Preventing Comment Spam" That's what Google says they're trying to do with the - rel="nofollow" - tags for HTML links. They even give an example of what they're talking about referring to links with text of "discount pharmaceuticals."