一句话，先是太胆小，明知错的事却不敢不做；后来也还是太胆小，明知对的事却不敢去做。

"We all have an unsuspected reserve of strength inside that emerges when life puts us to the test."

The best artworks are those that disappear into life.

我们这个时代最大的挑战不是技术进步，而是道德进步。