I'm not trying to be perfect, I'm trying to be honest.
The only thing that you can control is your effort and your attitude.
海洋养育了数十亿人,我们有责任确保它在未来几个世纪继续这样做。
A man knows when he is growing old because he begins to look like his father.
人类不像其它动物那样,生来具有已业已协调的动作,人必须学会协调自己的动作。
True progress comes from challenging the status quo.