In the global energy transformation, China's coal industry must have its own voice and contribution.
全球能源变革中，中国煤炭行业要有自己的声音和贡献。
The void is as important as the solid.
The essence of mathematics lies in its freedom.
Teamwork is the key to the success of the enterprise. Only by uniting as one can we overcome difficulties and achieve common goals.
The mind is a set of information-processing machines that were designed by natural selection to solve adaptive problems faced by our hunter-gatherer ancestors.
