I never appreciated 'positive heroes' in literature. They are almost always cliches, copies of copies, until the model is exhausted. I prefer perplexity, doubt, uncertainty, not just because it provides a more 'productive' literary raw material, but because that is the way we humans really are.
Jose SaramagoDeath ... doesn't take her eyes off us for a minute, so much so that even those who are not yet due to die feel her gaze pursuing them constantly.
Jose Saramago