Columbia subject headings:
Harvard subject headings:
Christian ethics.
Church and social problems--Catholic Church
Knowledge, Theory of (Religion)
Nihilism (Philosophy)
Nihilism--Religious aspects--Christianity
Truth--Religious aspects--Christianity
Princeton subject headings:
Christian ethics.
Church and social problems--Catholic Church.
Knowledge, Theory of (Religion)
Nihilism (Philosophy)
Nihilism--Religious aspects--Christianity.
Truth--Religious aspects--Christianity.