Watch the excellent hand-skill of Japanese Reconstructive surgeon Yamamoto Takumi who is just 41 years old.
https://www3.nhk.or.jp/nhkworld/en/shows/4003187/
Do watch this inspirational video of 93 year old granny who dedicatedly works for 10-12 hours a day, rides bicycle for harvesting bamboo leaves for preparing a recipe "mochi". Collects around 500 fresh bamboo leaves daily. She says "As long as you use your hands you'll never lack of money. Her liveliness at the age of 93, astonishes you and compels to contemplate about life.
https://www3.nhk.or.jp/nhkworld/en/ondemand/video/4003142/