[A] high minded gallantry in defense of the foundations of Christian culture.

It is absolutely necessary that the Christian community be subject in all things to the Sovereign Pontiff if it wishes to be a part of the divinely-established society founded by our Redeemer.

Mainly through sins of impurity, do the forces of darkness subjugate souls.

[Parental] authority must be tempered...with loving kindness and patient encouragement. To temper authority with kindness is to triumph in the struggle which belongs to your duty as parents...All those who would advantageously rule over others, must as an essential element, first dominate themselves, their passions, their impressions.

There always exists an absolute norm to be preserved

A day will come when the civilized world will deny its God, when the Church will doubt as Peter doubted. She will be tempted to believe that man has become God. In our churches, Christians will search in vain for the red lamp where God awaits them. Like Mary Magdalene, weeping before the empty tomb, they will ask, ‘Where have they taken Him?’

Teaching Authority of the Church does not forbid ... research and discussions ... with regard to the doctrine of evolution.