强大但是骄傲就会削弱力量，弱小而骄傲只会加速灭亡。

"The truth is rarely pure and never simple."

Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.

石油化工行业要顺应能源转型趋势，积极拥抱绿色低碳发展。