It is truly meet and just, right and availing to salvation, that we should always and in all places give thanks to Thee, O Holy Lord, Father almighty, everlasting God
Which is a slightly different translation of the Preface in the Tridentine Mass
Vere dignum et justum est, aequum et salutare, nos tibi semper, et ubique gratias agere: Domine sancte, Pater omnipotens, aeterne Deus. qui cum unigenito Filio tuo, et Spiritu Sancto...
It is indeed fitting and right, our duty and our salvation, always and everywhere to give thanks to You, Lord, Holy Father, almighty and eternal God, who with Your only-begotten Son and the Holy Spirit...