Common Core explained. Keep the population ignorant so that they are easier to control.
Most of the literate people were already politically aware. While an educated person might question what they read or hear from the media, the uneducated tend to accept it. The uneducated are more easily affected by threats and the emotional trauma that propaganda like this can create.”
― John Rucyahana, The Bishop of Rwanda: Finding Forgiveness Amidst a Pile of Bones