"If he wants to prove he's a man, we should do it out of the car face-to-face."
Fighting words – literally– from an clearly very angry Lewis Hamilton, in the wake of that infamous on-track clash he had with Sebastian Vettel at the Azerbaijan Grand Prix. It remains the most enduring memory from that 2017 race in Baku – the German sticking his Ferrari into the back of Hamilton's Mercedes.
The two racers were the early favourites for a title race that season, and the rivalry exploded into life the moment the cars made contact despite the fact they were both behind the safety car at the time.
