my kid (currently in a Gymnasium, background with studying in democratic schools in 2 countries before coming to Germany) described this brick wall like this to me:
"It's like you tell them 'you know you aren't meant to be in this tiny fishbowl, right?' and the fish goes, 'no the problem is the owner doesn't replace the water every day, if the water was cleaner the fishbowl would be ok' and I'm like, you don't get it, you could swim miles and miles out into the ocean..."