Great sport needs great rivalries, and that is why anyone with a pulse must celebrate being in the throes of an unrivalled confluence of extraordinary sporting occasions right now. As commentators grind on about what a bad place the world is in – ignoring the far worse places the world has been in over the years – a few hours spent watching the magnificent Wimbledon final between Carlos Alcaraz and Novak Djokovic is just the sort of high-octane thriller we all need, as well as a ringing endorsement of the qualities of man.