This letter originally appeared in the March 2021 issue of Lake Norman CURRENTS. The other day I was sitting at my desk when a realization hit me like a ton of bricks. My oldest child is registering for classes for her senior year of high school. My time with her is limited. I started to panic. How can she almost be 18 years old?  Where did those years go? Did I spend too much time stressing over working and how to pay the bills each month and not enough time helping her prepare for life after high school? As a parent, it’s hard to know the right answers to these questions. I can…