"The only thing that is truly infinite is the human capacity for love."
The money and effort that men expend on their bodies, they might with greater profit devote to their minds.
La palabra es el arma más poderosa que tenemos, porque con ella podemos cambiar el mundo.
科学的进步依赖于新技术、新发现和新思想，可能按这个顺序。
化学的语言是通用的，超越了国界和文化。
In the end, we are all alone, and we must face the consequences of our actions by ourselves.