Which Clever Book Left You Thinking For Days?

You know the kind.

Books are an amazing way to escape from everyday life.

ABC

But while some books are enjoyable in the moment, sometimes you want to read a book that you'll think about for ages.

Fox

Maybe the book had a twist that took you weeks to get over.

instagram.com

Or the whole thing was really ~intense~ so you couldn't get it out of your head afterwards.

instagram.com

Maybe you had a whole new perspective on things after reading it.

instagram.com

Tell us which book really made you think, and why, in the comments below, and you could be featured in a future BuzzFeed Community post!