Slide 14 of 47. Twelve bullet points. Thirty teenagers staring at it. About four are listening, two are asleep, and one is covering the back of his book in cubes. They're really quite good. And honestly, his brain is fine. It's just gone looking for something more interesting than slide 14, and it found geometry.…

Let me ask you something. When you decided to become a PE teacher, when you had that moment, that spark, that feeling of yes, this is what I'm meant to do, what drove you? Maybe it was sport. The pitch, the court, the sports hall, the moment a kid who always sat on the sidelines…