Procrastination is not all bad.
I've always believed that. One of my own personal sayings being that "luck favors the lazy" (well, often if not always). And when people used to tell me that "if it's worth doing at all, it's worth doing well" I never did agree. Some tasks are so trivial, frivolous, or just plain pain that they are worth doing only at the last minute and to the minimum extent - otherwise they can steal large bites from your life without you having anything to show for them.
But Paul Graham has an article on procrastination that really takes the phenomena apart and tells us exactly why, when and how procrastination is good or bad. Great read.
This is by no means the only article in such a vein. Slate ran a whole series of articles in praise of procrastination which also make very good reading - if you ever get around to it....