28. A system comprising: one or more devices, comprising: means for receiving a request for comments associated with a particular document; means for identifying a comment associated with the particular document; means for generating an objective score for the comment, where the objective score is independent of a user associated with the request; means for identifying the user associated with the request; means for generating a subjective score for the comment based on factors associated with the identified user; means for generating a combined score for the comment by combining the objective score and the subjective score; and means for providing the comment, ranked based on the combined score, to the user for presentation in connection with the particular document.
30. The system of claim 28 , where the means for generating the subjective score for the comment comprise at least one of: means for determining that the user is an author of the comment; means for determining that the user has previously rated the comment; means for determining that a language of the comment is a language that has been identified as acceptable to the user; means for determining that an author of the comment is a friend of the user; means for determining that an author of the comment is a preferred author of the user; means for determining that a topic associated with the comment has been identified as a topic in which the user has expressed an interest; means for determining that a location associated with the comment matches a location associated with the user; and means for determining that terms in a content of the comment match terms in a search history of the user.