Answer:
Chief Justice Earl Warren argued in the Brown decision that separate could never be equal because public education—which is a right for every citizen and deserved equal protection in accordance with the Fourteenth Amendment—had separate educational facilities for whites, and for blacks. This implied that both races were treated separately; being separated in such a way could not make them equally protected as expected by the constitution.
I believe the answer is: Fear.
Hobbes believed that people would naturally rejects every effort to restrict their full personal freedom to be able to do whatever they want.
The very nature of 'law' itself is to restrict this full freedom in order to maintain a certain level of harmony in a society. Because of this, the people wouldn't follow the law willingly unless there is a punishment for it.
The answer should be the Gospels.