One hopes that is not generally true, and it is hardly reason to celebrate when some example proves true. But for mice, and quite possibly for biologically similar enough human beings, pushing yourself on aerobic exercise make may you a better philosopher.
Or so one could read the results reported in today’s NY Times:
Allow a laboratory mouse to run as much as it likes, and its brainpower improves. Force it to run harder than it otherwise might, and its thinking improves even more. This is the finding of an experiment led by researchers at National Cheng Kung University in Taiwan and placed online in May.