Knowlege is power
知识就是力量
Plain living and high thinking
生活朴素 情操高尚
A man's fortune is in his own hands
人的命运掌握在自己的手中
The value of life lies not in the lenth of days , but in the use we make of them
生命的价值不在于长短,而在于如何利用
The greatest denger in life is having an empty mind
生活最大的危险就是有一个空虚的心灵




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