[1] Brought up there with her two younger sisters, Astrid and Kristine, she strove to bring social enlightenment to the local country people.
[2] In 1879, with her marriage to the Jewish composer Victor Emanuel Bendix, she broke away from the family's cultural radicalism inspired by Georg Brandes.
Following her father's death in 1892, Nysø was run by her uncle Holger Stampe-Charisius, a prominent Roman Catholic.
As the children grew older, Bendix became set on supporting Copenhagen's Playground Association (Legepladsforening) which she founded in 1891 and headed until 1921.
[1] From 1898 to 1904, she edited Kvindernes Blad, a supplement to Nationaltidende, Dagbladet and Dagens Nyheder, developing strong support for the women's movement.