1. Without difficulty, there is no wisdom.

2. The numerous traumas are the best things that life can give you, because every trauma marks a step forward. ——Romain Rolland

3. Only through hellish training can the power to create heaven be refined. Only fingers that have shed blood can play the swan song of this world. ——Tagore

4. Difficulties are both bad and good things. Difficulties force people to find solutions, and difficult environments can train talents. ——Xu Teli

5. Do not let go of the green mountains, and set your roots in the broken rocks. It has endured countless blows but is still strong, regardless of the wind from the southeast or the northwest. ——Zheng Banqiao

6. When you hope to succeed, perseverance should be your good friend. ——Edison

7. People who look down upon their own status are certainly not worthy of such status. ——Proverb

8. It is easy for a young man to learn from an old man, but it is difficult to learn from an old man. No time should be taken lightly. ——Zhu Xi's "Encouraging Learning"

9. When people are in adversity, their ability to adapt to the environment is amazing. People can endure misfortune, and they can also overcome misfortune, because people have amazing potential, and as long as they are determined to use it, they will be able to overcome difficulties. ——Carnegie

10. Fire tests gold, and adversity tests the strong. ——Seneca (ancient Roman philosopher)

11. Adversity reveals talents, but good times hide talents. ——Horace

12. There is no dangerous road ahead for a warrior.