数学的本质在于它的自由。

Education is the ability to listen to almost anything without losing your temper or your self-confidence.

心理学的研究就是研究生活中的行动。

创新是农业发展的核心动力，只有不断突破传统种植模式，才能让中国水果产业走向世界。

Recycling should be the last resort, not the first solution. Better design comes first.

Every piece of plastic ever made still exists somewhere - that's not just a fact, it's our responsibility.