I spent over a decade in press boxes listening to managers talk about "guts"...

https://www.chicitysports.com/how-the-data-revolution-changed-professional-sports-forever/

I spent over a decade in press boxes listening to managers talk about "guts" while the game was actually being won on spreadsheets. Back in 2000, only 23% of teams used full-scale data modeling, but today that number is at 97%