Graham Hill trades in a life of luxury for a 420 square-foot studio apartment with almost nothing in it — and is happier as a result:
There’s a travelling trick where you make three piles of everything you want to take on a trip. One pile for stuff you’ll use every day, another pile for stuff you’ll sometimes use and a third pile for stuff that you probably won’t need but would like to have. Then you get rid of the last two piles. I bet doing this for your apartment/daily life would be incredibly liberating.