Sitting and working does not stir creation, but gets work done,
Walking and reading gets no work done, but stirs creation.
What to do?
Which to pursue?
Admittedly, I was able to write a page or two yesterday, and I'm looking at writing another page or two today (mostly integrating information from a key paper into my dissertation). However, one piece of advice that my brother gave me about dissertation writing seems to be definitely true: it's just bloody grinding away at it, page by page, revision by revision, comment by creativity-crushing comment.