I'll give you a solution to the problem. This method does not need tortoise shells, and yarrow can bring wealth and luck.
Jade test burned for three days and argued for seven years.
In the days of the Duke of Zhou, he was afraid of gossip and paid homage to the throne before Wang Mang usurped the throne.
Shi Xiang died at the beginning, but who knows the truth of his life.
The general meaning is: look at people not for an instant, but for a lifetime. Every good person has been misunderstood and framed, and every bad person has cheated others.
Mainly to teach people the meaning of "knowing horsepower from a distance and seeing people's hearts for a long time".