Endurance is the ability or strength to continue or last, especially despite fatigue, stress, or other adverse conditions. I was so amazed that these elderly people can endure decades of long hours inside these what looked like a 3 feet by 3 feet stall which is their business.
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Missionary IOU 差情尋 
They are actually in their 60s to 70s… maybe Chinese people looks younger than their age?
Hmmm….not sure how “elderly” they are! They live a hard life, I’d wager they’re in their 40s or 50s at most!
Love this post!