The Loser, by Thomas Bernhard

The crying of lot 49 by Thomas Pynchon

The Remains of the Day Kazuo Ishiguro

The Old Man and the Sea by Hemingway

Reunion by Fred Uhlman

Houellebecq e.g Submission

https://www.goodreads.com/book/show/49201192-the-sunken-land-begins-to-rise-again?ac=1&from_search=true&qid=nkKjWZknfc&rank=1

A book with not much plot but extremely good atmosphere. One of those hate it or love it books. You never know if there's horror in the background or not.

And another of the love or hate it books:

https://www.goodreads.com/book/show/45038259-the-alchemy-of-meth?ref=nav_sb_ss_1_15

Brave New World by Aldous Huxley (a dystopian novel)

The Book of Revelation (in the Bible)

Wuthering Heights. Read it in a book club last year and it was a hit. Complex and interesting; if your experience reading it is like mine, you won’t have a readily articulable emotional reaction.

Yumi and the Nightmare Painter by Brandon Sanderson (fantastically illustrated; fantasy)

Man’s Search for Meaning - Frankl

Mother Night - Vonnegut

Slaughterhouse Five - Vonnegut

How to be Perfect - Michael Schur

American Kingpin - Nick Bilton

Flash Boys - Michael Lewis

The Man Who Loved Only Numbers - Paul Hoffman

A Portrait of the Artist as a Young Man, by James Joyce

The Fall by Camus

Hyperbole and a Half by Brosh

can be combined due to commonalities

Children of Time by Adrian Tchaikovsky

Slaughterhouse-Five by Kurt Vonnegut

Ficciones by Borges

Twilight of the Elites by Chris Hayes

Stolen focus by Johann hari

Poor economics Abhijit Banerjee and Esther Duflo

No Longer Human by Osamu Dazai

The Forever War by Joe Haldeman

A Brief History of Time by Stephen hawking