Famous quotes from mathematics include:

1. Mathematics is the queen of science, and number theory is the queen of mathematics. Gauss (Gauss) music can inspire or soothe feelings, and painting is pleasing to the eye. Poetry can move people's hearts, philosophy can make people gain wisdom, science can improve material life, but mathematics can give all the above. ----Klein

2. The essence of mathematics lies in its freedom. ----Cantor

3. In the field of mathematics, the art of asking questions is more important than the art of answering questions. ----Cantor

4. No question can touch people's emotions as deeply as infinity. There are few other concepts that can stimulate the mind and produce fruitful results like infinity. Thought, yet no other concept demands elucidation as much as infinity. ----Hilbert

5. Mathematics is an infinite science. ----Herman Weyl

6. Problems are the heart of mathematics. ----P.R. Halmos

7. As long as a branch of science can raise a large number of questions, it is full of vitality, while the lack of questions heralds the termination or decline of independent development. ----Hilbert

8. Some beautiful theorems in mathematics have this characteristic: they are easily summarized from facts, but the proofs are extremely hidden. ----Gauss

9. A philosopher must also learn mathematics, because he must jump out of the vast sea of ??ever-changing phenomena and grasp the true essence. and because it is the shortest way to the transition of the soul to truth and eternity. ----Plato

10. No subject can illustrate the harmony of nature more clearly than mathematics. ——Carus, Paul