The second rule requires a neutral point of view.

第二原则是保持中立。

Rawls used this thought  experiment to illustrate a neutral point of view that members, founders, and leaders of  a society must strive to adopt in order to evaluate and determine fair rules and principles.

罗尔斯用这个思想实验来说明一个社会的成员、创始人和领导者必须努力采取一种中立的观点，以评估和确定公平的规则和原则。