除非上帝存在，否则人就没有理由假设 逻辑的有效性，自然的统一性，道德标准的义务性。So unless God exists, there is no reason to assume the validity of logic, the uniformity of nature, the obligatoriness of moral standards.
Frame, J. M. (2015). Apologetics: A Justification of Christian Belief
逻辑的有效性