数学的本质在于它的自由。
The essence of mathematics lies in its freedom.
Truth, in the matters of religion, is simply the opinion that has survived.
We must advance the energy revolution with greater determination and intensity, accelerating the establishment of a clean, low-carbon, safe, and efficient energy system.
The ocean is not a bottomless pit; resources are limited, and only by respecting nature can we achieve long-term development.
Technology must serve both the industry and the environment—there is no other way.