对自然界的理解及其内涵不仅是巨大好奇心的来源，也是巨大成就感的来源。
An understanding of the natural world and what's in it is a source of not only a great curiosity but great fulfillment.
We must listen to our consumers, but also educate them about the realities of dairy production.
农业的未来在于平衡生产力与环境管理的可持续实践。
We will cease to be so angry once we cease to be so hopeful.
I don't think you should ever have to apologize for your excitement.
"Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding."
真正的对手，包围的敌人，不是俄罗斯人，而是他们自己的愚蠢。
The only good is knowledge and the only evil is ignorance.
