Seriously though, I think I might know of some semi-retired lawyers who make that sort of money, but that only happens after a lifetime of option #1.
Edit: you could make this kind of money with very little work as a board member of a large corporation. Once again, see option #1 for how to get to that point in your life.
Of course one could argue making a determination if someone has cancer is not low stress.
They were all owners of lifestyle businesses that had been running for a while. They either hired a full time manager to manage the business, or everything basically ran on autopilot and required less attention.
Some of them got their by working their butt off, some got there by inheriting the business and never really having to work all that hard.
Index funds?