We do. But pro-dopers want to live a free-loader society where they can pretend their dope obsession and indulgence harms no one else and leave the clean-up costs to the taxpayers at large.
As least socialists are honest enough to admit there are costs and that they will extort more tax money from other citizens to clean up after "victim" dopers.
You really believe we haven't lost liberty in this country in the last two-hundred or so years? If that's true, then why are you on this site? Why does this site even exist if its stated purpose is unecessary?