—— 请按键盘 空白键 开始游戏 ——

数学的本质在于它的自由。
The essence of mathematics lies in its freedom.
In the vastness of the cosmos, we are but a speck, yet our curiosity knows no bounds.
INDUSTRY. Lose no time; be always employ’d in something useful; cut off all unnecessary actions.
不要盯着时钟,做它该做的事。继续前进。
Psychology is the study of how we navigate existence.