The world is a great sky, and we are the birds.
The world is a dark place, but there's light in it too. You just have to look for it.
今天很残酷，明天更残酷，后天很美好，但绝对大部分是死在明天晚上，所以每个人不要放弃今天。
In the face of challenges, we must remain resilient and innovative.
The transformation of the coal industry requires both determination and patience.