—— 请按键盘 空白键 开始游戏 ——

The future is not a result of choices among alternative paths offered by the present, but a place that is created—created first in the mind and will, created next in activity.
林业的未来在于技术,但它必须服务于自然,而不是剥削自然。
对来自学生的批评应该本着友好的精神来接受,学习材料的积累不应该扼杀学生的独立性。
The only way to achieve the impossible is to believe it is possible.