挑战在于让不可见的东西变得可见。
The challenge is to make the invisible visible.
我不是最强大的人，但我是最坚强的人。
There is no better teacher than history in determining the future……There are answers worth billions of dollars in a history book.
儿童的进步不是取决于年龄，而是取决于能够自由地观看他周围的一切。
The personal is historical, and the historical is personal.
"The word 'home' always sounds like a lie to me."