Spring, summer, winter, fall. Marriages are perpetually in a state of transition, continually moving from one season to another--perhaps not annually, as in nature, but just as certainly and consistently. Sometimes we find ourselves in winter--discouraged, detached, and dissatisfied; other times, we experience springtime with its openness, hope, and anticipation. On other occasions, we bask in the warmth of summer--comfortable, relaxed, enjoying life...