i keep quoting melissa carney at brookings. she said smaller families among higher income people could a quantity quality tradeoff. i hate that phrase not just because it implies that my wife and i chose the quantity half of that because we have six children. but but because i think it's false. but isabel sawhill, excellent scholar at brookings, she puts it this way with fewer children support, parents and society can both invest more in each child. and that's supposed to help children. i don't think it does. i think that the rise in childhood anxiety that is a sister problem of the falling birthrates. the journal pediatrics, a lot of you saw they said that a primary of the rise in mental disorders in young children is the loss of freedom to play without being supervised by parents. that loss of freedom, high quality, high intensive has bad outcomes not just for parents, but for kids. one instance of that is how youth gets replaced by travel sports. the idea that sport, baseball is good in and of itself, that sports is for buil