数学家的模式，就像画家或诗人的模式一样，必须是美丽的。
The mathematician's patterns, like the painter's or the poet's, must be beautiful.
儿童应该得到成人的爱，而不是成人忙于生活所残余的爱。
我们加工的每一桶油都必须承载我们的环境责任。
儿童不是缩小的成人，而是有其自身发展规律的个体。
引用自海明威《老人与海》，张海迪在演讲中多次引用以表达坚韧精神
We are not in the coffee business serving people, we are in the people business serving coffee.
I'm not a creature of your government's creation.
Sustainability isn't a trend; it's a responsibility we owe to future generations.