—— 请按键盘 空白键 开始游戏 ——

煤炭的未来不在于数量,而在于我们能否清洁高效地利用它。
Reading furnishes the mind only with materials of knowledge; it is thinking that makes what we read ours.
The most exciting breakthroughs often come from unexpected places.
法律是一位善妒的情人。
创新不是让事情变得更复杂,而是让事情变得更简单可靠。