"Take all that you have seen, the people you have met, the lessons you have learned, and let that help guide you in making positive change. We have no doubt you will. Traveling with our parents taught us more than any class could. It opened our eyes to new people as well as new cultures and ideas."
The Bush sisters' open letter to the Obama sisters. Read more via Time and check out these adorable photos of the girls' first visit to the White House.