39. Heaven is in good health, and a gentleman strives to constantly strive for self-improvement. ——"Book of Changes·Qian·Xiang"

40． He who conquers others is powerful, and he who conquers himself is strong. ——"Laozi" Chapter 33

41. Don't blame God, don't blame others. ——"The Analects·Xianwen"

42. When Heaven is about to entrust this person with a great responsibility, he must first strain his mind, strain his muscles and bones, starve his body and skin, deplete his body, and mess up his actions. ——"Mencius·Gao Zixia"

43. Born in sorrow and died in happiness. ——"Mencius·Gao Zixia"

44. The road is long and far away, I will search up and down. ——Qu Yuan's "Li Sao"

45. If you strengthen yourself through self-cultivation, your name will be worthy of Yao and Yu. ——"Xunzi · Self-cultivation"

46. Those who can defeat powerful enemies must first conquer themselves. ——"Shang Jun Shu·Painting Strategy"

47. An old man has ambitions for thousands of miles; martyrs have great ambitions in their old age. ——Cao Cao's "The Turtle Lives Longevity"

48. Don't forget to see the mulberry trees in the evening, and the sky will still be filled with clouds. ——Liu Yuxi's "Instructions on Rewarding Lotte and Yong Lao"

49. There are many difficulties in front of you. Since ancient times, men should strive for self-improvement. ——Li Xianyong's "Giving People Away"

50. Live as a hero, die as a ghost. ——Li Qingzhao's "Wujiang"

51. The next step is to take one step further.

——Zhu Xi's "Answer to Gong Zhongzhi"