数学的历史是人类心灵独创性和创造力的证明。
The history of mathematics is a testament to the ingenuity and creativity of the human mind.
All the great things are simple, and many can be expressed in a single word: freedom, justice, honor, duty, mercy, hope.
家中的事情,尽可外传,就可了解君子的家法是如何的端正无瑕;亲近的人,都恭敬谨肃,就可了解君子对自身要求多么严格正派。