Liberal thinkers believe that one of the main features of liberal Public philosophy is the Liberal state neutrality among competing Attitudes of happiness. Hence, one of the liberal ideals is that state refrains to determine the public goods and guiding people towards a particular virtue and so state remains neutral among opposition and competing views in this regard. By studying the books and articles of some liberal thinkers and liberal critics, this article shows that neutrality of state, as some scholars have thought, is not simple and solved. The works of these scholars show that the determination of the accepted and exact meaning of liberal neutrality is more Problematic. Indeed neutrality of state in liberal thought face with the problem and complexity that called problematic confusion. The results showed that the efforts of liberal thinkers in this field have been unsuccessful and the main characteristic of liberal state is faced with a serious dilemma. The present article studies this liberal concept.