In my mid 30's, after a decade or so of giving full time to the music thing and finding myself with about $10 in the bank and no assets other than my musical equipment, I realized I needed to get serious about making a living. ↗
The most important asset you need to protect in order to manage the demands of a job or an investment portfolio is your production of energy. And, just like with money, if you do a great job managing your energy, you'll get a great return. ↗