Measure the complement. Your productivity.
Recently I have come to the same conclusion.
When I think about what should I not do, I only focus my mind on it. But if I need to get rid of something, the goal is to stop doing it and stop thinking about it. The best solution would be to forget it competely -- I often don't know how to get there, but "remind myself periodically that I should not do this" seems wrong. Also I am creative in my procrastination. Should I do less X? Sure, but I will find some new Y to do instead.
By measuring what needs to be done, my attention is drawn to things that...
I want to test different techniques for decreasing personal procrastination. What would be an easy way to measure procrastination so that I can do the comparison?
I would also like to hear suggestions for measuring the inverse i.e. how can I measure getting-things-done-ness.