Philosophical Speculations

In some of his talks, Bernardo mentions the vertigo of eternity, which he says he experienced on heavy doses of psychedelics, and how it is a terrifying experience, and how he felt very alone. Now, I haven't read all his books yet, but did he ever elaborate on that more? Because in my own experience...

I had psilocybin 2 times in my life, both times in the form of magic truffles. First time I used around 10-12 grams, and it was a great experience, though I remained firmly grounded in reality throughout. I also had someone to take care of me, so I never really felt alone or at any danger. Fast forw...