Personalized Cordelia and Birds Believe in Yourself Baby Bodysuit. If you believe in yourself, you can achieve whatever you set your mind to. Cordelia and Birds Believe in Yourself Baby Bodysuit - Heather and Hot Pink, from the children's book "Cordelia" by Michelle Nelson-Schmidt. Our one piece baby bodysuit make great gift for newborns, babies, infants, baby showers and expectant moms. An ideal gift for any new parent who will want one in every color.