Most people agree that there is room for much more solitude than our present way of life affords. Whether the solitude is friendly or frightening, we are likely to feel in it God's presence, or absence. It is of great value to feel either ... Solitude reminds us that human interaction is rich and fathomless. Emerging from solitude, either shaken or serene, I nearly always cherish my first contacts with people, and see more clearly that what passes between us can bear meaning's heaviest weight.
Perhaps it seems surprising that physicists seek beauty, but in fact they have no choice. As yet there has not been an exception to the rule that the demonstrable solution to any problem will turn out to be an aesthetic solution.