Nathan Filer said this quote
“ I said that my mother is mad. I said that. But you might not see it. I mean, you might not think that anything I've told you proves she is mad. But there are different kinds of madness. Some madness doesn't act mad to begin with, sometimes it will knock politely at the door, and when you let it in, it'll simply sit in the corner without a fuss - and grow. Then one day, maybe many months after your decision to take your son out of school and isolate him in a house for reasons that got lost in your grief, one day that madness will stir in the chair, and it will say to him, 'You look pale. ”