端正自己的行为而不谋求私利，阐明正道而不计较功利

Life is made up of sobs, sniffles, and smiles, with sniffles predominating.

翻译：善行不积累不足以成就美名，恶行不积累不足以灭亡自身。

I don't think you should ever have to apologize for your excitement.

Sometimes the simplest solutions in chemistry are the most elegant and powerful.

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