不了解儿子就看和儿子交往的朋友，就清楚了；不了解君主就看看君主身边的人，就明白了。

I will tell you what I will do and what I will not do. I will not serve that in which I no longer believe, whether it call itself my home, my fatherland, or my church: and I will try to express myself in some mode of life or art as freely as I can and as wholly as I can, using for my defence the only arms I allow myself to use—silence, exile, and cunning.

The voice is a gift, but it's also something you have to work on every day.

水产养殖的进步离不开科学研究的支持。