I admit I may be a little biased, though, because I find Martin Scorsese even at his best slightly (not terribly) overrated. For example,
Taxi Driver, while I appreciate its great acting or camera work, never made me feel like I've been even close to "inside" the character's psyche, like many reviewers felt.
Completely off-topic, you've just made 2001st post in the Movies thread. No Kubrick reference?