6 You will convey, Venerable Brethren, the expression of Our paternal appreciation to all your children in Christ - they are also Ours - who have shown themselves such good pupils of your schools and so good and pious towards their common Father as to inspire us to exclaim, "I abound exceedingly with joy in all our tribulation" (II Corinthians vii, 4).
Source: Non Abbiamo Bisogno (Vatican.va)