They refer to it as ‘getting out of your own way’, the psychology of allowing yourself to perform.
Setting aside anxieties and doubt, mental blocks and fears. Not over-thinking or over-reading things. Just being - and letting things happen.
At Twickenham today England have got to get out of their own way. To indulge in an unconscious experience of just playing the game. It’s the holy grail for all sports people, where you literally don’t think of anything, you just do. But those are the great days. The ones on which legends are made.