Then live, my strength, anchor of weary ships,
Safe shore and land at last, thou, for my wreck,
My honour, thou, and my abiding rest,
My city safe for a bewildered heart.
[…]
Christ who first gave thee for a friend to me,
Christ keep thee well, where’er thou art, for me.
[clipped]
–Hrabanus Maurus (a Benedictine monk and archbishop), addressed to Abbot Grimold of St. Gall. From Mediaeval Latin Lyrics (pdf), tr. Helen Waddell, and via RB.