As I was getting into computers as a teenager, a teacher warned me that the area is such that I would have to learn new things constantly, without end. I said,

As I was getting into computers as a teenager, a teacher warned me that the area is such that I would have to learn new things constantly, without end. I said, fine, what's not to like? But I now realize that as people grow, their desire to learn new things sometimes fades, and an illusion of "already knowing enough" may set in. Don't trust that illusion. We still have to learn new things every day. (And new fancy words for simple concepts is the easy part.)