海洋是研究自然的巨大实验室。
可持续捕捞不是一种选择;如果我们想保护海洋生态系统,这是唯一的前进道路。
除非一个人在作画前脑海中已有画面,否则他称不上艺术家。
"In the end, we will remember not the words of our enemies, but the silence of our friends."
The relationship between wages and employment is not as straightforward as some models suggest.