文化上的事情不太好說，教育的過程就是個洗腦同化的過程。但當時寄宿學校的環境確實比較惡劣。

Doctor who blew whistle on atrocities of residential schools honoured in Ottawa

Dr. Peter Bryce exposed high rates of illness, deaths among Indigenous children

Doctor who blew whistle on atrocities of residential schools honoured in Ottawa | CBC News