Should I try to find a disturbing book that I've wondered about reading for several decades?

"The Man Who Loved Children" by Christina Stead 

https://www.goodreads.com/book/show/304344.The_Man_Who_Loved_Children

I know it will be disturbing because I read an excerpt of it a very long time ago in

"Australian Literature: An Anthology of Writing from the Land Down Under"

Phyllis Fahrie Edelson

https://www.goodreads.com/book/show/11153174-australian-literature