DEAR HARRIETTE: Am I wrong to think that I could find true love with my high school sweetheart after being separated for more than 30 years? I am not a romantic normally, but recently I ran into my old flame, and sparks flew. I truly loved this guy when I was in 10th grade, and it broke my heart when college came and we parted ways. Nothing bad happened — just life, really. When I saw this man aga…