>When people discuss the "dangers of marijuana", they aren't saying you will take a lethal dose. More typically, there are either claims of impacts on the brain

>When people discuss the "dangers of marijuana", they aren't saying you will take a lethal dose. More typically, there are either claims of impacts on the brain, or claims that it is a gateway to potentially lethal drugs like cocaine or heroin. It's long past time for those people to support their speculation.