Introibo

                      

Introibo ad altare Dei./Ad Deum qui laetificat juventutem meam.

I go unto the altar of God/To God Who gives joy to my youth.
                                                                 --Opening of the traditional Latin Mass.

"...the torrent of pleasure, the richness of the house of God..."
                 --Prayer of Saint Bonaventure. His feast day is July 15th.