 एषा हि प्रकृतिः स्त्रीणामासृष्टे रघुनन्दन। समस्थमनुरज्यान्ति विषमस्थं त्यजन्ति च।। 
  O Rama, the delight of the Raghu dynasty from the beginning of the creation women, by nature,  keep the husband company when all goes well and give them up when hard times come. 