保持微笑，这会让人好奇你一直在忙什么。

Leadership is about making tough decisions and standing by them, even when they are unpopular.

Collaboration is key to breakthroughs—no one does it alone.

The truth is rarely pure and never simple.

幽默是儿童书籍中的强大工具；它可以让严肃的话题变得易于接受。