A joyous heart amid our work imparts to duty a brilliancy that charms the eyes of others, while it prevents those feeling wounded who cannot perform it equally well.

Joy, with us, is like a lever, by which we lift the weights that without its help would crush us.

A workman once said: "If I were to leave off singing, I should be quite unequal to my business."

Then sing always; let your heart sing as in its earliest years.

The refrain of the heart, which perhaps never passes the lips, but which echoes in heaven, is this sentence:—