人情世故人情冷暖
[rén qíng shì gù rén qíng lĕng nuăn]
A term used to describe 'Warmth and Coldness of Interpersonal Relationships'. It reflects experiences and wisdom accumulated through social interactions and dealing with different situations encountered over time. Herein, cold can mean indifference or lack thereof whereas warm implies mutual concern and sincere treatment from one another based on common ground shared.