There is a saying that when all conversation dries up in a roomful of people and there is an embarrassing silence, an angel is passing overhead. The concept of an angel in human form with wings is one that has brought religion into a degree of disrepute. But it serves a purpose if it reminds us that there is communication between God and man.
That the communication must be spiritual is apparent from Mrs. Eddy's definition of "angels" in Science and Health. It reads, in part: "God's thoughts passing to man; spiritual intuitions, pure and perfect." Science and Health, p. 581;
As a musician, I have a vested interest in silence, because as canvas is to the painter, so is silence to the musician. The sounds he makes are etched in silence, and without it there would be no music—contradictory though this may seem.