If you want a more balanced historical discussion of the issue (i.e. a discussion that actually includes CONTEXT)- see this reference<quoted text>
on waking from sleep, "One should be mindful to wash his hands three times in order to remove the evil spirit (ruach ra'ah) that lingers on them" (Shulchan Aruch)
ruach ra'ah is female, "She insists on remaining on the fingertips until one washes them three times" (Shabbat 109a)
one should not touch his mouth, ears, eyes, nose, anus and penis before that, for fear of transferring the evil spirit to those orifices
water which has been used (and thus contains the evil spirit) cannot be poured away inside the house or in a public place, or used for any other purpose
"....Magic of the Ordinary: Recovering the Shamanic in Judaism
This book can best be described as crazy-wise. Completely defying the historic trends within Judaism for the past several hundred years, trends toward more philosophical, rational modes of thinking, Winkler plunges back into Jewish tribal origins. While his re-reading of Jewish sources may seem eccentric at times, he is not making this stuff up, merely viewing them with an archly-shamanistic POV. His refusal to embrace Christian-derived "spirituality" that, overtly or covertly, devalues earthly physicality is perhaps the most powerful contribution to his unearthing (pardon the pun) authentic Jewish spiritual practice..."