—— 请按键盘 空白键 开始游戏 ——

True progress is measured not just in yields, but in the positive impact we create.
真正的进步不仅仅以产量衡量,更以我们创造的积极影响来衡量。
煤炭的真正价值在于我们如何负责任地开采和使用它。
凡是能够说的,都能够说清楚;对于不可说的东西我们必须保持沉默。
Science is a journey, not a destination.
The writer’s life is a life of solitude.
For the best results with your children, spend only half the money you think you should, but double the time with them.