"People do not like to be outed, to feel shamed, even when they have wronged. It is more likely that you will be made to feel even weaker".
The department launched a probe into the school’s code of conduct and hair policy on September 1.
A snap poll has found that many schools still forbid traditional African styles, but some are reviewing their codes of conduct.
Black pupils at the school want the rules on hair and language to be scrapped.
The Johannesburg school says it is being proactive, instead of reactive, in trying to address subtle or structural racism.