有时我们为某些事感到悲伤，却不愿告诉别人。我们想保守这个秘密。或者有时我们感到悲伤，却真的不知道为什么悲伤，于是我们说我们不悲伤，但实际上我们是悲伤的。
Sometimes we get sad about things and we don’t like to tell other people that we are sad about them. We like to keep it a secret. Or sometimes, we are sad but we really don’t know why we are sad, so we say we aren’t sad but we really are.
Leadership in this industry means balancing short-term gains with long-term vision.
Truth is the highest good of man.
The best conservation strategies are those that align economic incentives with ecological benefits.
逻辑学的研究是关于正确推理原则的研究。
You can't manage what you don't measure.