It makes no sense trying to measure the joy which our grandchildren Jacob and Zoey give to my wife and I. They, and all like them, are the promise in all our futures.
If tomorrow any man designed and built a computer infinitely more powerful and complex than whatever super machine is currently in the works a triple Nobel Prize could not nearly measure the magnitude of the achievement.
Or if any man constructed a pump that could run without stopping, beating 80 times a minute, without repair, without a hitch, for 80 years and more he would be honoured as the greatest engineer, the greatest inventor, the world has seen.
Yet any time a child is born –