The truly horrifying part of becoming an adult is the realisation that other adults don’t know what they’re doing. Remember the feeling of falling asleep in the back seat while your parents drove you home? You will never, ever experience that level of security again. Growing up is the constant disappointment in discovering that no-one is infallible: not your parents, not your teachers, not your personal heroes, certainly not your politicians.

It’s dangerous to rely on the judgement of ‘grown-ups’, or to wait until someone gives you permission to act. Sometimes you have to take the initiative, even if it means doing slightly goofy stuff…