You have to be a sly old fox not to panic. Mercedes team principal Ross Brawn is exactly that – quiet, calm and composed – but he is far from satisfied. His time with Benetton, Ferrari and Honda taught him that you have to sit out the storm – and it’s a lesson that is serving him well now. He has always found a way to end a run of bad luck in the past, each time emerging to shine even brighter than before. Surely it’s only a matter of time before it happens again