Edmund Wilson, pre-eminent writing critic of early 20th century, nails the rewards and angry 'book-tossing' reactions that anyone who has read (and actually gotten all the way through) James Joyce's "Ulysses" feels [from TNR's "The Book" archives].
"The demand that I make of my reader is that he should devote his whole Life to reading my works." Interview with Max Eastman in Harper's Magazine, as quoted in James Joyce (1959) by Richard Ellmann. Eastman noted "He smiled as he said that — smiled, and then repeated it." James Joyce