书籍是镜子，但它们也是窗户。
The only way to do great work is to love what you do.
The family is the basic unit of society, and it is under attack.
做出伟大工作的唯一方法就是热爱你所做的事。
It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge.
试图阻止知识前进是没有好处的。无知永远不比知识好。