Change starts with a single step, but it takes a collective effort to make it last.

Every challenge is an opportunity in disguise—if you're willing to see it.

成功的真正标准是为子孙后代留下积极的遗产。

言语就像风。

"The best stories are the ones that make you feel hopeful."

数学家的模式，就像画家或诗人的模式一样，必须是美丽的；思想，就像颜色或文字一样，必须以和谐的方式结合在一起。