"And no man could learn that song but the hundred and forty and four thousand, which were redeemed from the earth." (Rev. 14:3)

There are songs which can only be learned in the valley. No art can teach them; no rules of voice can make them perfectly sung. Their music is in the heart. They are songs of memory, of personal experience. They bring out their burden from the shadow of the past; they mount on the wings of yesterday.

St. John says that even in Heaven there will be a song that can only be fully sung by the sons of earth--the strain of redemption. Doubtless it is a song of triumph, a hymn of victory to the Christ who made us free. But the sense of triumph must come from the memory of the chain.

No angel, no archangel can sing it so sweetly as I can. To sing it as I sing it, they must pass through my exile, and this they cannot do. None can learn it but the children of the Cross.

And so, my soul, thou art receiving a music lesson from thy Father. Thou art being educated for the choir invisible. There are parts of the symphony that none can take but thee.

There are chords too minor for the angels. There may be heights in the symphony which are beyond the scale--heights which angels alone can reach; but there are depths which belong to thee, and ............