—— 请按键盘 空白键 开始游戏 ——

The way we perceive the world is shaped by our expectations, and often, what we see is what we expect to see.
我不喜欢沉默,我喜欢大声表达。
Psychology as the behaviorist views it is a purely objective experimental branch of natural science.
Labor is the source of all wealth and all culture.