A Christian is a perfectly free lord of all, subject to none. A Christian is a perfectly dutiful servant of all, subject to all.

能源的未来在于多样化和适应性。

La literatura es una forma de resistencia, de mantener viva la memoria y de cuestionar la realidad.

"The poem is not a closed field, but an open one."

创造高效和选择性催化剂的挑战让我每天都充满动力。