我总是很高兴地想到，我的教育大部分是非正式的，并且根植于土壤之中。
I am always glad to think that my education was, for the most part, informal, and had its roots in the soil.
在深冬里，我终于明白，在我内心深处有一个不可战胜的夏天。
"To write is to confront the unknown within ourselves."
Your voice can change the world.
The only real prison is fear, and the only real freedom is freedom from fear.
我们不是从祖先那里继承森林，而是向子孙借用。
采石业的创新不仅关乎机械，还关乎远见和可持续性。