Macroeconomics, German, Italian, wine making, sailing, playing a guitar, auto repair. I feel like I've scratched the surface on most of these and wish I had tim

Macroeconomics, German, Italian, wine making, sailing, playing a guitar, auto repair. I feel like I've scratched the surface on most of these and wish I had time to dig deeper. But I also have this constant feeling that what I supposedly do know well isn't enough and must improve.