Re:Brains on Drugs: How tinkering with consciousness became ...
by astrange on Thursday June 22, 2023 @02:18AM
(#36428583)
I don't think "Buddha nature" is a supernatural belief, but Sam Harris certainly subscribes to (some of) Dzogchen Buddhism. If his site doesn't mention it he's just worded differently.
I really like the website/app called Waking Up by Sam Harris, I think it fits your description.