"When I think back over the most memorable parts of Dahl's work, it’s always the nastiness that lingers. ... The awful married couple at the center of The Twits subject each other to a campaign of relentless psychological harassment. The message of George’s Marvelous Medicine is "Why not brew up all the chemicals you can find in your house and feed the resulting concoction to your grandmother?" This is not an easy fit for an era when peanut packets carry a warning that they contain nuts."