1. Nothing is difficult in the world, as long as you are willing to climb. ——Mao Zedong's "Shui Tiao Ge Tou: Return to Jinggang Mountains"

2. Read for the rise of China. ——Zhou Enlai (what he said in the self-cultivation class)

3. Knowledge is power. ——Bacon's "Meditations Sacrae"

4. Human nature is like wild flowers and plants, and seeking knowledge and learning is like pruning and transplanting. ——Bacon "On Reading"

5. Reading makes up for the deficiencies of nature, and experience makes up for the deficiencies of reading.

——Bacon's "Talking about Reading"