What are the poems that express one's sincerity?

1, the mud is not sticky, and it is clear.

From: On Ailian by Zhou Dunyi of Song Dynasty.

It means that the lotus grows out of the sludge, but it is not polluted. It looks unattractive after being washed in clean water.

2, learn the Tao must be fierce, always keep the initial heart, material desires do not invade.

Said by: Tang Wang's only "Xijiang Moon".

We must have a strong determination to learn the truth, keep our original intention from beginning to end, and don't let the slightest material desire invade our hearts.

3, thousands of blows are still strong, the wind is east, west, north and south.

Said by: Xie Zhushi.

After thousands of years of torture and blows, it is still so strong, whether it is the southeast wind in hot summer or the northwest wind in cold winter, it can bear it and will remain tough and straight.

4, don't be negative, it's the same in heaven and underground.

Said by: Tang, Xing.

I promise you to live up to your original meaning, and it should be the same everywhere.

5, heroism is still too empty, Dan Xin shines through the ages.

From: Yi Shi by Yang Mingjisheng.

I was born noble and upright, but I only died for my country. My heroism should still be in space. Although I will die, my heart will live forever and it will shine for generations to come.