1. I have heard that I am an opponent and an enemy of mathematics, but no one respects mathematics more than I do, because it has made achievements that I have never achieved. -Goethe

I always try my best to get rid of that heavy and monotonous calculation. Napier

3, unlimited! No other problem has touched the human mind so deeply. -D. Hilbert

4. New mathematical methods and concepts are often more important than solving mathematical problems themselves. -Hua

5, learning mathematics, there will never be excessive efforts. -Caragiodori

6. When learning math, do more exercises and think while doing it. Predict what it is and then know why. -sue

7. Only with the vigorous development of mathematics can a country show its national strength. The development and perfection of mathematics are closely related to the prosperity of the country. -Napoleon

8. A mathematician who is not a poet can never be a complete mathematician. -Wilstes

9. Pursuing that goal in the best time of my life ... The book has been written. It doesn't matter whether modern people read it or future generations read it. It may take a hundred years to get readers. Kepler

10, the universe is big, the particles are tiny, the speed of rockets, the cleverness of chemical industry, the change of the earth, the mystery of biology, the complexity of daily use, and mathematics is everywhere. -Hua