Most of the police misconduct accusations and crimes stem from the failure of the officer to respect the constitutional rights and dignity of the his (or her) fellow citizens.
As for the countries which teach their citizens that their number one lesson (priority) is to obey the police?
This is eventually (currently, or previously) the result:
Before you propose that children should be taught, carte blanche, to obey government employees, think long and hard about what you are promoting.