故事没有开始或结束：我们任意选择那个经验时刻来回顾或展望未来。
"A story has no beginning or end: arbitrarily one chooses that moment of experience from which to look back or from which to look ahead."
科学更多的是一种思维方式，而不是一堆知识。
最好的肥料是农民在田间的身影。
The world is full of signs, but we have forgotten how to read them.
免费的疫苗比昂贵的治疗更有价值，但更难推广。
每个孩子都应该在他们读的故事中看到自己。