Pale Fire discussion

After Pnin, Nabokov is going back, in Pale Fire, to a process similar to the one he used in Lolita.
(if you don't know what I'm talking about read here: https://lolitasriddle.blogspot.com/ ).
Again a mirror effect in that novel.

https://palefireexplained.blogspot.co...

A riddle about a riddle.