Just fucking do the work. If you spend as much time working as you trying to "hack your brain to be more productive", you would have been more productive.
Overthinking about thinking can lead to neuroticism.
In other words: here is a description of how it turns out I get (certain) things done; and not: here is a recipe for getting things done.
(It occurred to me to post it this morning because I spent half an hour making a 'retina'/hi-dpi version of the HN voting arrow and emailing it in, on the off-chance it might get used, in preference to about 14 more pressing tasks).
Yeah, I stopped thinking about my projects when I wasn't working on them (letting my mind relax while exercising, cooking, etc), then when I have spare time I stretch for a few minutes sit down and start working.
Overthinking about thinking can lead to neuroticism.
https://news.ycombinator.com/item?id=10142283
http://www.amazon.com/Do-Work-Overcome-Resistance-Your/dp/19...