Robbie won't be still in class, disrupts other students.
1950 - Robbie sent to the office and given six of the best by the Principal. Returns to class, sits still and does not disrupt class again.
2010 - Robbie given huge doses of Ritalin. Becomes a zombie. Tested for ADHD – result deemed to be positive. Robbie's parents get fortnightly disability payments and school gets extra funding from government because Robbie has a disability.