数学的语言是普遍的，超越了文化和语言的障碍。

What good is the warmth of summer, without the cold of winter to give it sweetness.

The dairy industry must evolve to meet the changing demands of consumers.

Collaboration across borders and disciplines is the key to solving the world's most pressing health challenges.

君子可以去救人，却不可陷进去；可以受欺骗，却不可以盲目行动。

写作就像用文字绘画，每一个字都是不同的颜色。