There is nothing more serious than the sacrilege of schism because there is no just cause for severing the unity of the Church.
Saint AugustineI inquired what wickedness is, and I didn't find a substance, but a perversity of will twisted away from the highest substance - You, O God - towards inferior things, rejecting its own inner life and swelling with external matters.
Saint AugustineIf you lose your soul, there is a danger of its being destroyed. Therefore, you may not love it, since you do not want it to be destroyed. But in not wanting it to be destroyed, you love it.
Saint Augustine