In mathematics, you don't understand things. You just get used to them.

要给儿童提供一个使他们得到满足的环境，必须努力了解儿童的需要。

Always think big and don't listen to people who tell you it can't be done.

Why does a person own a dog?”“For security, I guess...For the security of knowing that there's at least one creature in the world who likes you.

"The world is full of stories, but the ones that matter most are the ones we tell ourselves."

Confidence is the most precious commodity in the financial system.