Jenna Bush Hager and sister Barbara Pierce Bush are soaking up every second of motherhood. The twins gushed about their experiences raising young children in a joint interview with People published on Tuesday.

Jenna Bush Hager and Barbara Pierce Bush recently released a children’s book titled I Loved You First, about their strong bond as siblings. The book is just one of many projects they have worked on together and the two have a close relationship despite their different life paths.