Sure, I've talked about mysticism and nothingness in several articles. Unfortunately, Medium no longer allows you to link so easily in these comments (unless I'm missing something). Here are some links, though:

http://rantswithintheundeadgod.blogspot.com/2017/01/why-something-rather-than-nothing.html

http://rantswithintheundeadgod.blogspot.com/2019/02/is-there-something-rather-than-nothing.html

http://rantswithintheundeadgod.blogspot.com/2017/12/reason-attitude-and-ultimate-reality.html

http://rantswithintheundeadgod.blogspot.com/2019/10/nihilism-cosmicism-and-nishitanis.html

http://rantswithintheundeadgod.blogspot.com/2019/05/buddhists-pessimists-and-end-of.html