每一本书都是一个待发现的世界，充满了惊喜和教诲。
"Man is not what he thinks he is, he is what he hides."
质量从来不是偶然的；它始终是智慧努力的结果。
Nothing can stop the man with the right mental attitude from achieving his goal; nothing on earth can help the man with the wrong mental attitude.
The only real voyage of discovery consists not in seeking new landscapes, but in having new eyes.
Efficiency and ethics must go hand in hand; one cannot thrive without the other.