尝试一种方法是常识。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.
I'm not afraid of being surpassed because I will keep improving.
我们没有要求人们放弃任何东西，我们是在给他们更好的选择。
快乐不是因为拥有的多，而是计较的少。
当我相信某件事时，我就像一只咬着骨头的狗。
The Government of the United States is a definite Government, confined to specified objects. It is not like the state governments, whose powers are more general.
The unbearable lightness of being.