While there are many wonderful police investigators out there doing some very fine work, the majority of the time it is not brains that catches serial killers. ↗
As you get older, the physical abilities decrease, which is particularly frustrating because your brain gets so good! So as you are becoming less technically or physically able, younger dancers are emerging who need the space to perform. ↗
If someone suddenly lost their director the day before shooting and wanted me to step in, I'd be willing to. But I'd do brain surgery the same way. I'm always up for something new. ↗