6.Pls close our index fingers, then open small thumbs; small thumbs represent sons and daughters,
when they grow up, sooner or later someday, they will also have their own family, and leave us.

6.请大家合上食指，再张开小拇指，小拇指代表子女，子女长大后，迟早有一天，会有自己的家庭生活，也会离开我们。