Now individual consciousness, as typified in human beings, has great advantages and great disadvantages. Individuality means a narrowing, and narrowness can be useful. It is good for close-up work. We have invented the magnifying glass and the microscope to narrow our vision, because narrowness makes for precision. But narrowness also makes for a failure of purpose, for exhaustion of the will; for purpose depends upon a broad vision, a clear sight of one's objective.