respiration of air and the expiration of carbonic acid. But there is something else going on also. The lungs are perpetually inspiring oxygen to make up for the waste that takes place in the blood. We must not forget this side of holy living—the nutritive,—that which stimulates, vitalises, and energises the soul and the spirit. This is the great positive method of our Lord Jesus Christ—life imparted by the Spirit, fed, nourished, strengthened. Let us refer briefly to four great methods by which God