I had a 2.0 in high school. Though in college I had a 3.56 due to the liberal arts requirements; 3.9 in STEM courses. 20 years in engineering, maxing out 401k

I had a 2.0 in high school. Though in college I had a 3.56 due to the liberal arts requirements; 3.9 in STEM courses. 20 years in engineering, maxing out 401k and not blowing money on cars, etc. it's easy to have > $1E6 net worth.