我们必须承认自己的错误并从中吸取教训。

当我累了，我就睡觉。当我饿了，我就吃饭。当我要走，你知道的，我就走。

And your friends will be properly astonished to see you laughing as you look up at the sky! Then you will say to them, "Yes, the stars always make me laugh!"

Innovation is the lifeblood of the petroleum and chemical industry. Only by continuous technological breakthroughs can we achieve sustainable development.