The first sentence was written by Yuan Mei, a poet in Qing Dynasty, in Proverbs.
A misstep will make you laugh forever, and then turn back a hundred years (a misstep will make you hate forever, and then turn back a hundred years)
Notes from Song people
When will you regret when a dead fish cries across the river? Be careful when writing books and learning from each other.
Yuefu ancient poems
The following is not a poem, similar to a proverb.
Caution can catch cicadas, caution can sail far and wide.
Don't do what you are proud of, and don't live in a cheap place.
Birds should think twice before flying, and people should think twice before acting.
Words and deeds are like playing chess. Think in three steps.
If you move, you will save three provinces, but if you speak, you will think twice.