Telling great principles to others will never work if you apply them to yourself.
A was injured, and B was pointing at him and laughing. In a blink of an eye, he fell into the same pit. When C saw it, he also laughed and accidentally fell into the pit together.
At this time, A and B looked at C and felt a sense of enlightenment.
Then Din fell down. Followed by Wu, Ji, Geng, Xin...
Does this error look familiar to you? Everyone makes mistakes. The smart thing is, if you see it, you must realize it.
Then go back and find B.
Don't forget to look back and find B.
Conception: