The selection process has ...

The selection process has been powerful enough to produce one indisputable outcome: the family is a universal human institution. . . . In virtually every society into which historians or anthropologists have inquired, one finds people living together on the basis of kinship ties and having responsibility for raising children. . . . Even in societies where men and women have relatively unrestricted sexual access to one another beginning at an early age, marriage is still the basis for family formation. It is desired by the partners and expected by society.
 James Q. Wilson

Quotes from the same author

During the 1960s, one neighborhood in San Francisco had the lowest income, the highest unemployment rate, the highest proportion of families with incomes under four thousand dollars a year, the least educational attainment, the highest tuberculosis rate, and the highest proportion of substandard housing ... That neighborhood was called Chinatown. Yet, in 1965, there were only five persons of Chinese ancestry committed to prison in the entire state of California.
 James Q. Wilson
A particular rule that seems to make sense in the individual case makes no sense when it is made a universal rule and applied to all cases. It makes no sense because it fails to take into account the connection between one broken window left untended and a thousand broken windows.
 James Q. Wilson
The great achievement of Western culture since the Enlightenment is to make many of us peer over the wall and grant some respect to people outside it; the great failure of Western Culture is to deny that walls are inevitable or important.
 James Q. Wilson
Boys are more likely to develop a masculine personality and acquire strong moral standards when they have a loving and nurturant rather than a threatening or fear-inspiring father.
 James Q. Wilson