There is a rightthink and a wrongthink, as Orwell predicted, and pretty well everyone knows what they are. It’s very difficult to get students to even hint at the wrongthink, therefore difficult to get people to discuss both sides of an issue. In this scenario, O’Brien has been replaced by angry anonymous people and groups on social media, who insist that we’re all wrong to thing^([sic]) that 2+2=4.
Source: wiktionary