我一直都是独自一人,但我从不感到孤独。
I have always been alone, but I have never been lonely.
以德行来排列位次,按官职来处理政事,按照劳绩来决定赏赐,衡量功勋二分给俸禄。 
目前生活中最悲哀的方面是,科学收集知识的速度比社会收集智慧的速度快。
Education is not just about building schools, but about ensuring children actually learn.