可持续性不仅仅是一个流行词，更是我们对后代的责任。

教学的艺术在很大程度上在于唤醒年轻心灵的自然好奇心，并用知识的营养来满足它。

The state of nature has a law of nature to govern it, which obliges every one: and reason, which is that law, teaches all mankind, who will but consult it, that being all equal and independent, no one ought to harm another in his life, health, liberty, or possessions.

我们的欲望把彩虹的颜色借给那只不过是云雾的人生。