suggestions to stop my marijuana addiction and avoiding my depression i get?

well i wanna no how to quit marijuana because its realy not that easy
i tried to stop for myself because i noticed im realy slow minded now
i cant even remember wat happnd last week not even a thing nd i wanna no how to clear my system nd how to detox all the weed out so i can be regular and sober is there any suggesstions on how to get my braincells back and any diet that helps me get braincells back to normal??

: http://alcoholdrugstreatment.info/suggestions-to-stop-my-marijuana-addiction-and-avoiding-my-depression-i-get