Did Quacky know what would happen if declaired Unfit To Fly?

Did Quacky Know or does Quacky have no idea anyway (not just about flying)?

But they can cause them:
http://www.theguardian.com/world/2015/mar/27/psychological-tests-for-pilots-cannot-prevent-crashes-say-experts

'..Andreas Lubitz, a 27-year-old from a small town in western Germany, seemingly had all the makings of an exemplary Lufthansa pilot. Fit, qualified and betraying no signs of psychological distress, he was clearly trusted by his colleagues and his employer. ...'

http://thefederalist.com/2014/12/08/everybody-loses-in-the-uva-rape-story/

http://www.theguardian.com/world/2015/mar/26/andreas-lubitz-pilot-germanwings-crash-alps