文章是天地的精华，是阴阳刚柔之气的表现。

Understanding the computational complexity of learning problems is essential for developing efficient algorithms.

你能给孩子最伟大的礼物就是自尊的礼物。

"The best installations make you aware of your own presence."

If your dreams don't scare you, they are too small.

Fear is the biggest disability of all. And will paralyze you more than being in a wheelchair.