自由的功用就是解放他人。
"The function of freedom is to free someone else."
所以,国家的钱财不足以来应付饥荒,救济孤儿寡妇,这样,国家就贫困,百姓就难于治理。 
To say 'I love you' one must first be able to say the 'I'.
The beauty of mathematics only shows itself to more patient followers.