Answer: follow the family’s guidelines about clothing and curfew.
You could say something along the lines of:
"Hey, Friend, what's so good about weed? Why are you always smoking it?"
If he's smoking it for medical purposes, then just drop it, but if it's illegal and he's doing it to "look cool", then I would further ask questions about it.
<span>The reason that some states have enacted laws banning or limiting the use of tobacco, most likely, is that they are interested in promoting good health and having prosperous society. It was proven that the use of tobacco has certain negative effects in the body not only to the one using but also to the people around. The states which support the limiting and that banning of tobacco just want to protect and preserve the health of their people.</span>
You are at a lower risk for certain diseases and you will save more money