Want to make work optional? Then you need to understand the CoastFI framework. Imagine reaching a point in your career where you've saved enough that your money is on autopilot toward your retirement goals. At that point, the pressure to keep aggressively saving or investing starts to fade. Instead, you can relax and let your savings "coast" into the future, hitting your retirement target without needing to work harder or longer. See link in comments for full video.