Now, compare St. Vincent of Lerins with your source of truth: "Well it has not been condemned"). Your method in comparison to St. Vincent is the equivalent of St. Vincent versus JPII:
Ecclesia Dei by JPII
The root of this schismatic act can be discerned in an incomplete and contradictory notion of Tradition. Incomplete, because it does not take sufficiently into account the living character of Tradition, which, as the Second Vatican Council clearly taught, "comes from the apostles and progresses in the Church with the help of the Holy Spirit. There is a growth in insight into the realities and words that are being passed on. This comes about in various ways. It comes through the contemplation and study of believers who ponder these things in their hearts. It comes from the intimate sense of spiritual realities which they experience. And it comes from the preaching of those who have received, along with their right of succession in the episcopate, the sure charism of truth"