Im regretting my past....:(

i did some shameful things in the past, things that i feel ashamed and even guilty about, and what i did has caused suffering for me, and im suffering every day because of what i did, i would like your comments , and a question for you people out there, ! see i come from a good family background, and im from a fairly rich background, but those shameful things i did are usually done by low class people and less educated people, i just wanna know if it is ok that i bieng a good person from a good family background and i bieng a smart kid at school, that i did these low life things that i did, i know its not ok, but are there people like me out there? i mean are there other people from good families who have done low class things, ? i just feel like im not normal and im the only one stupid enough to do these shameful things, please help..