This Needs to Be Said: TVTropes is Not Criticism
TVTropes is not a substitute for reading or engaging with media or media analysis. For God's sake, pick up books on actual media analysis and use your damn words. I guarantee I'll take you less seriously if you try bringing such insightful criticism as "so and so is a Sue!" or borrow site-specific terminology into my comments, journals, observations and the like.
TVTropes is fun when it's just a cute little way of check-listing.
It should never be the starting point of media analysis, however, and I know people use it as a substitute for... actually reading/playing/watching a thing, which is...
(Makes annoyed disgruntled grunts)