"First child" probably have more in common with other firstborns than their own brothers and sisters. Because they have so much control and attention from their first-time parents, they are over-responsible, reliable, well-behaved, careful and smaller versions of their own parents. "So it all happened with me, I experienced each and phase as a Firstborn. The problem is that when baby number two arrives, I also experience a sense of loss. By losing your seat on the familial throne, you also lose the special place that singularity holds. All of the attention that was exclusively yours must now be shared by you and your sibling.. But I was always princess of my parents.