The only people I ever experienced having bad trips from smoking weed were those with deep, unresolved mental issues. Unsurprisingly, those shouldn't consume an

The only people I ever experienced having bad trips from smoking weed were those with deep, unresolved mental issues. Unsurprisingly, those shouldn't consume any mind-altering drugs at all, including alcohol (which can easily trigger lifelong schizophrenia - seen it firsthand).