"What if life is just as empty as it is with alcohol? "
Perhaps take a mental trip down through your past, however far back you have to go, until you encounter a You that was healthy, happy, and who took pleasure in the simplest things.
You might have to travel back to the age of 12, 11, 10, 9...
Maybe as far back as 5 or so, who knows?
But go back and find that happy you. Remember what it felt like to be alive.
Get a taste of that existence and try to introduce it to your current life.