The point is that the Danes understand that they can’t both have a safe, open society where young children can be out alone at night, take the metro by themselves, and enjoy the play parks by themselves, if they also allow druggies, vagrants, beggars, and the mentally ill to roam the streets on their own accord. A strong civil society relies invariably on strong norms that are judiciously enforced by both customs and cops.
Source: The reality of the Danish fairytale
This article provides a counterpoint to the supposed utopia that American liberals like to reference in Denmark, and the compromises to liberty and income it incurs.