And any money that you invested in your company.
If you are talking about starting a business on the side and working full time, that means you are sacrificing some combination of time with your family, exercise, and time that you could be putting in getting ahead at your current job or acquiring skills that would help you get a better paying job.
It doesn’t make sense statistically to take on “one million times the risk” unless the upside is much higher. These days, a CS Major can spend a year learning “leetCode” and study “Cracking the Code” and easily get a job at a FAANG making a quarter million - not that I would personally want to.