Your capital gains tax rate depends on your ordinary income. In other words, the tax table shows what the capital gain tax is according to your income. Up to $77,000 or so the cap gains tax rate is zero, for a couple who’s MFJ. The author seems to think that you can take $77k of cap gains per year without any tax, and then you can take however much in rental income (or other income) on top. That’s not the way it works.
Many people factor in control over their time when considering their wealth. Having complete control over your time is often one factor of achieving financial independence. You may not have totally reached the investing goal that allows you to maintain your lifestyle without an additional paycheck, but having total control over how you spend your day can be a variable factored in to how you define wealth.
If you want to be financially free, you need to become a different person than you are today and let go of whatever has held you back in the past. It’s a process of growth, improvement and gaining spiritual and emotional strength. In other words, whatever has held you back in the past or kept you less than who you really are will have to vanish. And in return, the powerful, happy, playful, brilliant you will emerge — like a butterfly shedding its cocoon.