—— 请按键盘 空白键 开始游戏 ——

A financial crisis is often a self-fulfilling prophecy driven by panic.
The language of mathematics is universal, transcending cultural and linguistic barriers.
挑战在于让不可见的东西变得可见。
I don't let anyone take away my power.
保持谦逊,保持渴望,永远不断学习。