I see people are shy or do not care about this.
I will give you another one of mine... when I need to have fun for a while: Terry Pratchett. Pretty much any of his books.

Ladies and Gents,
It's my pleasure to connect with you all.

In today's demented noise, I think the intellectual engagement is the last chance for humanity to become sane again.
Therefore, our most intelligent books, should shine again in the night of irrelevance.

What books have left you perplex ...