In all of us，even in good men，there is a lawless wild-beast nature，which peers out in sleep.

Sustainability isn't a choice; it's a responsibility we owe to the ocean and those who depend on it.

总是大胆思考，不要听那些告诉你做不到的人。

The structure of the international system forces states to behave in certain ways, regardless of their internal characteristics.

The way to make progress is to acknowledge ignorance.