Curiosity drives science, but ethics must guide it.
"The only way to discover the limits of the possible is to go beyond them into the impossible."
不要让任何人告诉你你做不到某件事。
The limits of my language mean the limits of my world.
Our highest endeavor must be to develop free human beings who are able of themselves to impart purpose and direction to their lives.
Every challenge in the quarry is an opportunity to innovate.