Hurry up and take your dad to the rehab center. He will definitely quit. Supplementary answer: You can reason with him and tell him that using that stuff is not good for his health. Look at how great you used to be, and now look at what you've become. I'm sure uncle is a reasonable person. Supplementary answer: If there's no other way, to quit that stuff, he has to put down everything he's currently doing. You should advise uncle to search on Tencent for "Wunan Voluntary Rehab Center". It offers scientific methods to quit addiction without relapse, using the latest scientific methods to break drug addiction in 3-5 days, completely painless, professional and authoritative! For quitting drugs, visit the official website of Wuhan Xiaohongshan Rehab Center, which adopts the most advanced scientific methods, safe, painless, short treatment period, and high success rate in preventing relapse. www.whxhsjds.com Relevant thematic articles: Article reprinted from http://www.jieduyao.net