永远不要停止学习，因为世界从未停止变化。

The rise of China is the most significant geopolitical event of the 21st century.

艺术中没有必须，因为艺术是自由的。

Every aspect of learning or any other feature of intelligence can in principle be so precisely described that a machine can be made to simulate it.

If something is too hard, we move on to something else.What could be more simpler than that?

可持续发展不仅需要愿景，还需要具体行动。

一纸文凭不见得就可以造就一个人，正如同牢狱生涯也不见得会打垮每一个人。

我不是太阳，我是月亮。