林业实践的创新是平衡经济增长与环境保护的关键。
一个组织的质量永远不能超过组成它的头脑的质量。
Safety must always be the top priority in mining operations.
In mathematics, you don't understand things. You just get used to them.
Light is the origin of all being.
除了非常聪明之外,别无他法。
"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."