Originally Posted by Lebell

Unfortunately, part of growing up is learning that you can't save someone who doesn't want to be saved, that the only person you can make happy is yourself, and that sometimes the best thing you can say to someone is, "no".

If you want to be a good sister, then you will do the hard thing: let her sink, don't enable her bad habits and be there for her if she ever wants to change.

best of luck