1. Doing something is "the highest state in life". (Engles)

2. Struggle, search and discover, but don't give up. (Tennyson)

3. Life is like climbing a hill, you have to step by step. (Ding Ling)

4. The road comes from stepping. That is spiritual growth. (lev tolstoy)

6. Self-consciousness is the mother of progress and self-abasement is the source of degeneration, so self-consciousness and self-abasement are indispensable. (Zou Taofen)

7. The height of the fountain will not exceed its source, and so will a person's career. (Lincoln) 8. If you miss the sun.