—— 请按键盘 空白键 开始游戏 ——

Reinforcement is the central factor in the acquisition of new behavior patterns.
The most exciting aspect of quantum information science is that it forces us to rethink some of our most basic assumptions about reality.
艺术让我们能够直面死亡而不转身逃避。
The writer must be a perpetual questioner, a doubter of all certainties.
每一次旅程都隐藏着另一段旅程:未选择的路和被遗忘的角度。
语言不是一种文化产物,不像我们学习报时或了解联邦政府运作那样。相反,它是我们大脑生物构成的一个独特部分。