成功的关键是永不停止学习。
The key to success is to never stop learning.
成功的真正标准是让土地比我们发现时更好。
He is unworthy to live who lives only for himself.
"A novel is a conversation across time."
The peculiar evil of silencing the expression of an opinion is that it is robbing the human race； posterity as well as the existing generation； those who dissent from the opinion， still more than those who hold it.
The art of being wise is the art of knowing what to overlook.