艺术家必须自由，甚至要从自身中解放。
The artist must be free, even from himself.
In the pursuit of mathematical truth, we often find more questions than answers.
变化是所有存在的基本过程。
"The best children's books are the ones that make children think."
可持续发展不再是可选项——它是任何希望在未来蓬勃发展的企业的必需品。