2. The correct result comes from a large number of mistakes; Without a large number of mistakes, we will not be able to climb the high seat of the final correct result.

3. It is often the last key that opens the door

4. Learning in institutions of higher learning is a period of laying the foundation, so we should emphasize learning basic courses well.

5. There is no end to learning

6. No knowledge is the last

7. Never stick to your own opinions in scientific work. Without the courage to admit mistakes, you will suffer big losses.