God does not die on the day when we cease to believe in a personal deity, but we die on the day when our lives cease to be illumined by the steady radiance, renewed daily, of a wonder, the source of which is beyond all reason.
In this respect early youth is exactly like old age; it is a time of waiting for a big trip to an unknown destination. The chief difference is that youth waits for the morning limited and age waits for the night train.