1. I don’t know that the world is turbid, and the human heart is indescribable.

——Qu Yuan

2. Deception is not as good as sincerity, but sincerity can win people's hearts.

——Han Feizi

3. When a person has a thought, everyone in the world knows it. If there is no reward for good and evil, there will be selfishness in the universe.

——Wu Chengen

4. It is easy to be shaken but difficult to be settled, easy to be dim but difficult to be clear, this is the human heart, but only when the Lord is respected can it be settled and clear.

——Zeng Guofan

5. Everlasting hatred is not as good as water, and it is easy to make waves.

——Liu Yuxi

6. There are two things in the world that cannot be looked at directly. One is the sun, and the other is the human heart.

——Keigo Higashino

7. Perfect love makes people weak-willed; imperfect love hurts people's hearts.

——Shakespeare

8. Silent purity and innocence are often more touching than words.

——Shakespeare

9. Love sublimates the human heart's longing to the state of perfection.

——Dante

10. The longer time passes, the further the distance between people's hearts.

——Haihara Ai

11. When the past no longer illuminates the future, people's hearts will wander in darkness.

——Romain Rolland

12. Friendship is as valuable to the human heart as alchemy often says that their gems are to the human body.

——Francis Bacon

13. In this world, God’s greatest judgment on people is to harden their hearts.

——John Owen