—— 请按键盘 空白键 开始游戏 ——

衡量一个经济体的真正成功标准是它如何为所有公民服务。
"Poetry is the art of uniting pleasure with truth."
You don’t have to be perfect to inspire others. Let people get inspired by how you deal with your imperfections.
The only way to change behavior is through manipulation of reinforcement contingencies.