TF
You can rehearse to your hearts content on how you react under emergency conditions.
The only time you learn, is when it happens to you. Thankfully sims teach you a lot about yourself concurrently with the aeroplane these days.
Never judge. It could have been mine or your face at that door or anyone.
You can generally tell the experience of a pilot by the way they cast their stones.
learn from it and hope that if it happens to you, from this pilots misfortune you have learned something valuable.