生产与保护之间的平衡很微妙,但可以实现。
The balance between production and conservation is delicate, but achievable.
Leadership is about making tough decisions today that will benefit future generations.
The most effective development interventions are often the simplest ones.
我们银河系的中心是一个极端物理学发生的迷人地方,能研究它是我的荣幸。
完成事情的最好方法就是简单地开始。
Those who do not remember the past are condemned to repeat it.