领导者的愿景必须足够清晰以提供指导，但又足够灵活以进行调整。

"A book is a conversation across time."

球场上最强大的武器是头脑。

In every character, there's a piece of me, and in me, there's a piece of every character I've played.

"Language is the bridge between the inner world and the outer world."

数学不知道种族或地理界限；对于数学来说，文化世界是一个国家。