/cybsec/ /g/tards were discussing /big/ related stuff, so I thought I should introduce them to our general.

Discuss brain improvement and mind enhancement. We had this thread recently and it hit bump limit, so here it is as a general. Let's make this a thing.
Please post science only, snake oil shit is only allowed if you specifically declare it as such.
We already figured out
> good sleep
>physical exercise (HIIT, endurance, lifting, ...)
> different games such as go, chess, dual-n-back, ...
> microdosing shrooms/LSD (not confirmed)
> meditation, hypnosis and similar
> proper diet, such as
> high fat (but only good fats obviously)
> supplement zinc, magnesium, ... (inb4 copper fag starts shitposting about literal pigs)
> if you accept addiction: adderal, caffeine, nicotine, ...
> not touching your dick [citation needed]
> learning languages (preferably ones that differ from your native one)
> probably something else that I forgot already because I didn't take the time to study memory techniques

This thread is dedicated to /big/ literature. Both self improvement books as well as books that make you think are welcome. I figured that reading philosophical texts is not only interesting, it also helps me with exercising my mind. Another obviously good choice would be math books, but I don't have a lot of experience with that. Post whatever books you think could be benefitial