—— 请按键盘 空白键 开始游戏 ——

The study of mathematics is like air or gravity—it is everywhere, and you can't see it, but you know it's there.
爱情并不遵从我们的想象。爱情的神秘之处就在于它的纯洁与纯粹。
The balance and harmony of the universe are fundamental principles.
释义:学习广博的知识,需要孜孜不倦地学习;学习能够坚持不懈,就有了坚定的志向。