What are the four tragedies in life?

After a long drought, there is a drop of rain; When you meet an old friend in a foreign country, you are a creditor; Wedding night, next door; Become the first place, with the same name.

Four tragedies in life: urinating in shoes, spitting in soup, shitting on paper, farting and jumping shit.

The real tragedy of life: a teenager loses his father (mother), a wife in middle age, and a child in old age. You can't commit suicide easily!