Possible Clues:

• You can't be 31 across what's this
• You need faith to cite this, in a manner of speaking
• Behind the curtain
• Invisable
• In view of this it's not
• Is there an invisible nun around the diocese?
• What the waves all round us are - not on view
• Like Harvey
• Understood, getting to the end of a French translation
• Unlooked-for, even at last