It is not of private interpretation.

It is for the priests to give of its treasures to the people as they are able to bear them." "Ay, verily, and what are the people to do when the priests deny them their rightful food ?" cried Cuthbert, as hotly as his father.
"Listen to me, sir.

Yes, this once I wilt speak! In years gone by, when, however quietly, secretly, and privately, we were visited by a priest and heard the mass, and received at his hands the Blessed Sacrament, did I revolt against your wish in matters spiritual?
Was I not ever willing to please you?
Did I not love the Church?
Was not I approved of the Father, and taught many things by him, including those arts of reading and penmanship which many in my condition of life never attain unto?
Did I ever anger you by disobedience or revolt ?" "What of that, since you are doing so now ?" questioned Nicholas in a quieter tone, yet one full of suspicion and resentment.

"What use to talk of what is past and gone?
Thou knowest well of late years how thou hast been hankering after every vile and villainous heresy that has come in thy way.

It is thy mother's blood within thee belike.