It seems unaccountable that movement would be necessary to this process, but it is necessary, at least for me. As if the circulation of blood that comes from walking, though not the pumping of blood that comes from exercise (which would be too vigorous, as it brings the mind into a different arena of functioning, a more vital and bestial one), engages some analogous aspect of the imagination, wherein a circulation of notions and preoccupations, both aesthetic and thematic, can begin.