I used to travel a lot for work. It ate away at me as a parent — until I talked to my kids about it years later.

For several years, I traveled across the country every third week for work. Being away from my young kids was hard for me as a parent, but my now-teenagers don't even remember it. Liz Zack I took a dream job that required me to travel across the country to Denver every third week. As much as I enjoyed the work, being away from my young kids every month ate away at me as a parent. Years later, my kids don't remember this time in our lives. I shouldn't have been so hard on myself. A few years...