Way to go on those first 24 hours, Grandma!
Those are all excellent reasons for quitting. Another wonderful benefit of quitting for me has been waking up with no regrets for the dumb things I did the night before.
Not sure what time it is where you are, but we're having a general recovery meeting in the chat room in about 35 minutes. You would be most welcome to join us. We generally have a wonderful topic and you'll meet some wonderfully supportive people.