Britain was a very repressed culture at the time and for a long time after this.
An Englishman’s proverbial “stiff upper lip” came to be a cliche for a reason.
“Boarding school syndrome” would be the term coined for the emotional damage that was an educational ideal for a long while.
https://en.wikipedia.org/wiki/Boarding_school#Psychological_...
Yet the UK was most successful when led by people from that system.