Many, many years ago, it happened that a piercing, thrice-repeated cry ascended to the heavens. It was David, and, as was very often the case, David in trouble. Thrice repeated is his crying to God. We refer to the opening of the seventeenth psalm. Hear! Attend! Give ear! Involuntarily we will repeat our cries of anguish. And in the same measure that we are in trouble, we will also repeat our cries for help. So also David, He was in great trouble. We do not know the historical background. It may have been at the time that he had to...