DEAR HARRIETTE: I became a dad at a young age. I had my first daughter at 18 and my second when I was 22. When their mom and I broke up, the three of them moved out of state, so I’ve been a longdistance parent to my daughters for about six years now. I have them on holidays and summer break, but because of the distance, I often feel nervous or even awkward when they come to stay with m...