This week I came across the photo below on different friends’ timelines:   Under the photo you read: ‘The perfect place for a cell phone while classes take place!’ Reactions to the photo varied. Some of these friends thought this was a good idea. Some, on the other hand, criticised it. Two of these comments caught my eye. In one, you read ‘What a sad scene’ and in another, responding to this comment, you had ‘They haven’t understood it yet.’ I was intrigued by the word ‘they’. I believe the person who...