The white race believes—believes with all its heart—that it is their right to take the land.
The only way to change behavior is through manipulation of reinforcement contingencies.
努力和坚持终会有回报。
英文原意为「吃得更好,活得更好」
避免麻烦的最大方法之一就是保持简单......系统经常会失控。
真正的天堂是我们已经失去的天堂。