There are usually two inspirations for great inventions: 1) The Epiphany, where a brilliant idea appears seemingly out of nowhere in our consciousness (and if we're smart, we'll write it down and figure out a way to make it happen), or 2) The Inspiration, where we meet or listen to someone, or witness an event that fires us up sufficiently that we just can't get the idea out of our minds.
So many things had me start a business after turning fifty. I must have had something powerful hit me to work as hard as I did and want more. I am a college counselor and had an interest in everything college admissions, but it was more than that. I wanted to prove something to myself and the timing was right.