2. When you are young, you tend to forget things due to your wide range of interests; when you are old, you tend to forget things due to your lack of interest. Goethe

3. If a person's ambition is not far-reaching and his mind is absent, he will not succeed in learning. Zhang Zai

4. Knowledge must be in line with one's own interests in order to benefit. Shakespeare

5. The real world interests me because it is malleable. French writer Gide

6. People who are interested in ourselves interest us. Silas

7. Interest does not lie. British proverb

8. Any kind of interest contains the tendentious voice of nature, and perhaps also contains a flash of genius in its original state.

Zhang Jie