【格言】我没失败,我只是找到一万种行不通的方法。  posted on 2017/01/01 (  472 )

我没失败,我只是找到一万种行不通的方法。

I have not failed. I've just found 10,000 ways that won't work.

-- 汤马士.爱迪生,美国发明家