This volume of the critical complete edition of Ernst Troelsch s works provides an edition of texts that the philosopher of culture and Protestant theologian published in the years 1903 1912. The texts included represent the enormous spectrum of Troeltsch s theological and cultural philosophical uvre at the beginning of the 20th century. In an intensive examination of traditional and contemporary philosophy of religion, religious studies and ethics, Troeltsch searches for a new understanding of what religion really is.