2. The beauty of mathematics is naturally and clearly displayed. Halmos

Pure mathematics is a magician's real wand. Novalis

4. Mathematics is a variety of proof skills. -Wittgenstein

The great actions of nature are written with mathematical symbols. Galileo

6. Mathematics is the brightest pearl in the crown of human wisdom. -Courtney

7. Mathematics is a clever art ... halmos.

8. Intelligence comes from diligence, and genius lies in accumulation. -Hua

9. Mathematics is the theory of studying abstract structures. Bourbaki school