グーテンペルグ企画が信条についての古典的名著を少し前に出したので、あげておきます。
"The Origin and Development of Christian Dogma (English Edition)"(Charles A. H. Tuthill 著)からのこの引用を読んであなたのことを思い出しました。
"If we compare Christianity with the other dogmatic religions of the world, we are at once struck by a feature peculiar to it, namely, the complexity of its doctrinal system. A glance at the Athanasian Creed is sufficient to show that this peculiarity results from the existence of fundamental inconsistencies in the dogmas of Christianity."