一本好的图画书就像一部无声电影；它不用文字就能讲述一个故事。

To me programming is more than an important practical art. It is also a gigantic undertaking in the foundations of knowledge.

The mind is a constantly unfolding process.

Do not retreat in the face of difficulties, do not shirk responsibility.

True innovation requires taking risks.

人生是不断选择的过程。