It's amazing how quickly things can get away from you in motor racing. Before Formula 1's 2017 title fight turned controversial in Azerbaijan, Lewis Hamilton was on a trajectory that suggested he would soon take control of the destiny of this world championship.
It seemed only a matter of time. Hamilton won in Canada convincingly, was leading from pole again in Baku, but then chief rival Sebastian Vettel drove into him under the safety car, sparking a bizarre sequence of events that means Hamilton now trails Vettel by a large margin, after losing further ground at the Austrian Grand Prix.
How to maintain your personal equilibrium amid a title challenge that has suddenly unravelled significantly, amid a series of setbacks for which Hamilton finds himself utterly blameless?