This can end in a longish discussion. Beforehand one could even ask, wether there is such thing as a "good pilot"?
A test for an able airmen, not excluding women and transgender species, may be, looking at flights preparation and do some practical test. I like the idea of covering instruments and let go for a circuit. It reminds me of night flying with all lights off, no light at all in the cockpit and airport and runway dark (do they still train that in PPL?).
A so-called modern pilot might be asked to exchange that flight skills test by a written exam on how to fire up G1000 ...