1. Time is a constant, but for those who are diligent, it is a "variable". People who measure time in minutes have 59 times more time than those who measure time in hours. ——Rybakov

2. We must dare to do subtraction in learning, that is, subtracting the parts that have been solved by predecessors to see what problems are still unresolved and need us to explore and solve them. ——Hua Luogeng

3. Genius = 1 inspiration + 99 blood and sweat. ——Edison

4. In the world of mathematics, what matters is not what we know, but how we know it. Pythagoras

5. A science can only achieve true perfection when it successfully uses mathematics. ——Marx

6. The scientific level of a country can be measured by the mathematics it consumes. ——Rao

7. Mathematics - the unshakable cornerstone of science and a rich source of advancement for human undertakings. ——Barrow

8. The God who rules on Mount Olympus is the eternal number. ——Jacobi

9. Mathematicians usually discover a theorem through intuition first. The result is first likely to him, and then he sets out to create a proof. ——Hardy

10. In mathematics, it is important to distinguish what is important and what is not important, and to know what to choose. ——Guangzhong Pingyou

11. Mathematics is a deductive science. It obtains conclusions from a set of postulates through logical reasoning. ——Chen Shengshen