生命中最美的事物是免费的。

I always believe that the best is yet to come.

"True art always walks the line between perfection and imperfection."

机器人技术的进步，是为了让人类生活更美好。

We are like travelers who have lost their way； we must ask， each one， for directions from a passerby.

对于你所拥有的，要心存感激，这样你就会拥有更多。对于你所没有的，如果念念不忘，你永远都不会满足。