He read maths books like other dads read John le Carré, he had a huge passion for engineering and he liked nothing better than a challenge: how can I do this differently? How can I do this better? Each year in Formula One we pore over the regulations for the next year, and part of my job, perhaps even the part I relish most, involves working out what the regulations actually say, as opposed to what their intent is and whether this subtle difference allows any new avenues. I’m basically saying, ‘How can I use these regulations to try something that hasn’t been done before?’