1. If we admit failure too readily, we may not realize that we are very close to being right.

2. There is no smooth road in science. Only those who are not afraid of hard work and climb the steep mountain road can hope to reach the glorious peak.

3. Science is the arrangement of facts in order to draw general laws or conclusions from them.

4. What knowledge is the most valuable? The consistent answer is science.

5. The real and legitimate goal of science is nothing more than this: to give new discoveries and new power to human life.

6. Science requires fantasy, and inventions require innovation.

7. I have never made an accidental invention in my life. All my inventions are the result of careful consideration and rigorous testing.

8. We are enjoying the huge benefits that other people’s inventions have brought to us, and we must also be willing to use our own inventions to serve others.

9. Science has no national boundaries, because it is a wealth that belongs to all mankind and a torch that illuminates the world; but scholars belong to the motherland.

10. The life of a great scientist in the laboratory is a persistent struggle with objects and everything around him.