The history of all hitherto existing society is the history of class struggles.

Leadership in the oil and gas sector today requires balancing short-term demands with long-term sustainability vision.

最重要的是问心无愧。

我不是说唱歌手，我是一个改变生活的人。

树木是大地向倾听的天空诉说的无尽努力。

We must bridge the gap between scientific research and practical farming applications.