"He agreed with Laughlin that sterilization was necessary in society "to prevent our being swamped with incompetence." Then he gave his solution: "It is better for all the world, if instead of waiting to execute degenerate offspring for crime, or to let them starve for their imbecility, society can prevent those who are manifestly unfit from continuing their kind. The principle that sustains compulsory vaccination is broad enough to cover cutting the Fallopian tubes."