We don't have to choose between people and nature—we can thrive together.

游戏开始了。

真正的领导力意味着用你的头脑和心灵做出艰难的决定。

The only way to change behavior is through manipulation of reinforcement contingencies.

我们在对自然法则的认识上越深入，就越能在以前只看到复杂和不和谐的地方发现简单与和谐。