“A sacrament is a visible sign [the whole of the sign includes the interpretive word], instituted by Christ, that points to an invisible reality and, through the church and within its life, gives a share in that reality.”

“It was not you who chose me, but I who chose you
and appointed you to go and bear fruit that will remain…” John 15

"We give Thee thanks, Our Father, 
for the Holy Vine of David, Thy servant,
 which Thou hast made known to us
 through Jesus, Thy Servant. To Thee be the glory for evermore." (Didache, First Century)

"I am the good shepherd, and I know mine and mine know me, just as the Father knows me and I know the Father; and I will lay down my life for the sheep." John 10