I discuss melatonin's effects on sleep & its safety; I segue into the general benefits of sleep and the severely disrupted sleep of the modern Western world, the cost of melatonin use and the benefit (eg. enforcing regular bedtimes), followed by a basic cost-benefit analysis of melatonin concluding that the net profit is large enough to be worth giving it a try barring unusual conditions or very pessimistic safety estimates.
If you're actually collecting datapoints, not just using the term semi-metaphorically, it may help to add that I've been diagnosed with (fairly moderate) ADHD; if my experience is representative of anything, it's probably that.
Full essay: http://www.gwern.net/Melatonin