Walking—good for what ails you
> #SorenKierkegaard [https://twitter.com/hashtag/SorenKierkegaard?src=hash&ref_src=twsrc%5Etfw] pic.twitter.com/kmAjri0QvH [https://t.co/kmAjri0QvH] — Big Think (@bigthink) December 19, 2017 [https://twitter.com/bigthink/status/943101310320152576?ref_src=twsrc%5Etfw]…