1. A method for use in connection with generating text, the method comprising: using at least one computer hardware processor to perform: obtaining a plurality of items of content and associated metadata, the associated metadata comprising information indicative of how persuasive at least one of the plurality of items of content is likely to be to a person; obtaining a schema specifying a first set of one or more rhetorical relations; identifying a second set of one or more rhetorical relations among items of content in the plurality of items of content based, at least in part, on the associated metadata, wherein the second set of rhetorical relations is not in the schema; generating a document plan comprising a plurality of rhetorical relations among the items of content in the plurality of items of content, the plurality of rhetorical relations including the first set of rhetorical relations and the second set of rhetorical relations; generating an electronic document comprising natural language text based, at least in part, on the document plan; and providing the electronic document to the person.