" But since President Obama allowed Colorado and Washington to legalize recreational use and sales of marijuana following initiatives in 2012, the United Stets itself is probably now violating international law. (Because we have traditional been the ones who interpret and enforce these laws, it’s hard to know exactly; of course, we say we are not.) And with even federal drug control officials slowly embracing harm reduction officially, we have remained silent on New Zealand’s law. "

― Maia Szalavitz , Unbroken Brain: A Revolutionary New Way of Understanding Addiction