I was transferred from a poorer middle school and my HS admin prevented me from going into the accelerated classes. I had a bad time in university and have not

I was transferred from a poorer middle school and my HS admin prevented me from going into the accelerated classes. I had a bad time in university and have not been able to return. It hurts me every day. I hope it will get better, but I do not see it happening in this life.