From For Shame: The Loss of Common Decency in American Culture, by James B. Twitchell (p.186, 1997, St. Martin’s Griffin)
In my estimation, ten minutes under the dunce cap may have done more than vials of Ritalin for those suffering from attention deficit disorder, dysrationalia, or whatever affliction du jour is conjured up by counselors and drug companies, accepted by gullible parents, and haltingly paid for by insurance companies.