一个人直到能够超越个人利益的狭隘局限，关注整个人类的利益，他才真正开始生活。
An individual has not started living until he can rise above the narrow confines of his individualistic concerns to the broader concerns of all humanity.
我不是来讨人喜欢的，我是来让人记住的。
对知识的追求是无止境的，而这正是它令人兴奋的地方。