采取一种方法并尝试它是常识。如果失败了，坦率地承认并尝试另一种方法。但最重要的是，尝试一些事情。
It is common sense to take a method and try it. If it fails, admit it frankly and try another. But above all, try something.
Letters are the biographer's gold mine; they reveal what official records conceal.
在战争中，武力和欺骗是两个关键的美德。
编程语言中最重要的东西是能够清晰简洁地表达算法。
The development of the vital forms under the influence of external conditions is a subject of the highest importance.
"It is impossible to go through life without trust: that is to be imprisoned in the worst cell of all, oneself."
认为你不够好是一个谎言。认为你一文不值是一个谎言。