技术创新的核心是解决实际问题，而不是为了创新而创新。
The core of technological innovation is to solve practical problems, not to innovate for the sake of innovation.
在每个故事中都有一片真相，即使它被谎言伪装。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
He who knows only his side of the case knows little of that.
Sustainable forestry is not an option; it's an obligation.