La poesía es el lenguaje del alma, la voz de lo inefable.

I always like to look on the optimistic side of life, but I am realistic enough to know life is a complex matter.

Efficiency comes from meticulous management and continuous improvement.

学习数学的唯一方法就是做数学。

能源的未来是低碳的，天然气将发挥重要的过渡作用。