This is Hua Luogeng’s famous saying.
The meaning of this famous saying: You can be smart because you are diligent, and you can become a genius because you have accumulated too much. (Personal opinion)
Hua Luogeng (1910.11.12-1985.6.12) was born in Jintan District, Changzhou, Jiangsu, and his ancestral home is Danyang, Jiangsu. Mathematician, academician of the Chinese Academy of Sciences, foreign academician of the National Academy of Sciences of the United States, academician of the Third World Academy of Sciences, and academician of the Bavarian Academy of Sciences in Federal Germany. Member of the Standing Committee of the First to Sixth National People's Congress of China.
He is the founder and pioneer of Chinese analytic number theory, matrix geometry, typical groups, automorphic function theory and multivariate complex variable function theory, etc., and is listed as a member of the Chicago Science and Technology Museum. One of the 88 great figures in mathematics in the world today. International mathematical research achievements named after Fahrenheit include "Fahrenheit's Theorem", "Fahrenheit's Inequality", "Fahrenheit-Wang Method", etc.