—— 请按键盘 空白键 开始游戏 ——

The test of a first-rate intelligence is the ability to hold two opposed ideas in the mind at the same time, and still retain the ability to function.
语言是一种皮肤:我用我的语言摩擦对方。就好像我有的是词语而不是手指,或者我的词语尖端有手指。
To understand the arithmetic of algebraic varieties is to understand the symmetries hidden within them.
Every sensation we feel is the result of intricate molecular mechanisms.