一本好的图画书就像一个好笑话——需要完美的时机。
"A good picture book is like a good joke - it needs perfect timing."
There are some things so serious you have to laugh at them.
成绩差距主要是知识差距。
创新不仅仅是创造新事物，而是让现有的变得更好。
"The truth is often hidden in the most unexpected places."
量子力学不仅仅是一个理论，它是理解现实基本本质的一种方式。