"Every saint has a past, and every sinner has a future."

Chemistry is not just a science—it’s a way of thinking.

You can never know anyone as completely as you want. But that’s all right, love is better.

随着经验的增加，我越来越明白这不是关于完美——而是关于进步。

"The only way out of the labyrinth of suffering is to forgive."

读书学习的人要像闺中少女一样小心谨慎对待别人。做官之后如同过了门的媳妇，要使百姓能各有所养。年老辞官后如同慈祥的老太婆，要担负起教育后人的责任。