Earlier quoted context omitted.
Or maybe what he's saying is, "I would rather my kids learn that they should explore and enjoy the world, rather than never take any big risks." There are a lot of parents in the world. Once you start judging them (for actions other than abuse and neglect), you very quickly realize how limiting that is. Do we need to look down upon astronauts who have children? What about pilots? People who travel for work for days o…
I think the complaint was that the parent had a young child, not merely a child. Without actually taking a stance on the topic, it seems quite a reasonable argument that, while you have a young child, you shouldn't actively go around risking your life -- they're your dependents, i.e. it's not just your life you're messing around with. When they stop being your dependents, do whatever you want, it's just your life now…
Now he's hit about that right time and I don't know if he even still has the desire. Age changes a lot of that. Still, it does seem like he made the responsible choice to me.