We can only learn more about human nature from these comments. Consider using these writers and their comments in a future book! "Criticism is as inevitable as breathing, and that we should be none the worse for articulating what passes in our minds when we read a book and feel an emotion about it, for criticizing our own minds in their work of criticism," wrote TS Eliot in Tradition and the Individual Talent.
In the end, shrug and move on ... no book is for all people.