When parents learn they are expecting children they are often filled with unimaginable joy. Their imaginations run wild. Will she have my eyes? Might he have daddy’s broad shoulders? We don’t know. At the earliest stages, we can only imagine. What about personality? Will she have Grandma Robbie’s boldness or Aunt Tabitha’s compassionate heart? Before long we are watching our children develop before our very eyes. Some of their growth and development is innate. It comes hardwired in their DNA.