可持续的做法不是成本，而是对我们共同未来的投资。

Change is good.

The aim of education should be to teach us rather how to think, than what to think—rather to improve our minds, so as to enable us to think for ourselves, than to load the memory with thoughts of other men.

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

股市是周期和人类行为的故事，这些行为导致了两个方向的过度反应。

The only limit to your impact is your imagination and commitment.

我们能种植的最有价值的作物是生产者和消费者之间的信任。

指出人性中的贪婪和恶意有时比超自然力量更令人畏惧。