南巷悠长北巷萧瑟
[nán xiàng yōu zhăng bĕi xiàng xiāo sè]
Depicts a stark contrast in the feeling and atmosphere conveyed by two different alleyways or lanes in a city - South Alley feels long and slow paced; North Alley appears bleak and empty. It could imply varying emotional states and experiences through life stages or settings.