Earlier quoted context omitted.
Zen meditation seems to be the meditation I have experienced and practised. Both formally and informally. I am unsure this form could lead me to completely fall off the rails, but I also don't think I could sincerely practise it for more than a couple of days (with lots of rest) without just giving up from mental exhaustion. In the same way I wouldn't want to run a marathon tomorrow with no training (even though I ha…
Even if you don't go on retreats and just have a regular daily practice, there could come a point where you experience unusual, unpleasant moments. The explanation might be difficult for you to accept, if you don't accept Buddhist philosophy (if you don't believe in enlightenment, basically). If you are a materialist, you don't believe there is anything else besides matter. You are just your body. Well, at some point…
Without being arrogant or facetious this feels like a truism to me? After all, our sense of self is an emergent property of unfeeling chemical machines.
I suppose this is where philosophy of the self and ego comes into play which tends to stick people into two camps.
That said, I have yet to feel my mind wander down these paths and experiences during meditation. Although I have experienced something almost similar to psycho activity/wakeful dreaming during yoga shavasana