If history were taught in the form of stories, it would never be forgotten.
如果历史以故事的形式教授,它将永远不会被遗忘。
The best investment you can make is in yourself.
I'm the reason your moon won't glow.
每一种化合物都必须有确定的组成,这可以用其元素的符号来表示。
挑战在于让不可见变得可见。
人们不会使用手持计算器来学习计算,但是却会忘记算术。