The only person you should try to be better than is the person you were yesterday.

The petroleum industry must accelerate digital transformation and use intelligent means to improve operational efficiency.

Every discovery in physics opens the door to a new mystery.

【译文】冰与炭不能长久共存，寒与暑不会同时到来。

我相信每个孩子都有权利接触到反映他们自己经历和文化的书籍和故事。