Be a yardstick of quality. Some people aren't used to an environment where excellence is expected.

The greatest happiness is to know the source of unhappiness.

革命并不容易，但它是可能的。

Safety must always be the top priority in mining operations.

"Sometimes, the hardest thing and the right thing are the same."

The most important quality for a scientist is curiosity - the desire to understand how things work.

叙事是一面镜子，不仅反映了我们是什么，还反映了我们可能成为什么。

真相常常隐藏在词语之间的空隙中。