“A startup is for adventure.” I wrote that when we founded Aha! in 2013. Along with my friend and co-founder Dr. Chris Waters, I was energized about how we could change the way that product teams work. And since then, we have achieved some worthy milestones together — from hiring our first teammate to celebrating our 5,000th customer to publishing Lovability, a book about the philosophy behind the company.

In that bestselling book, I described Aha! as “grandpa-inspired.” Both my and Chris’s...