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。

The mind is a temporal sequence of processes.

"Writing is an act of courage, a way to confront the world and our place within it."

Psychology is the science of mental processes.

Technology can be our greatest ally in sustainable forest management if used wisely.

"Every frame should be a painting, but it should also move the story forward."

研究古DNA如同打开通向过去的窗户。

States are rational actors that seek to maximize their relative power in order to ensure their survival in a competitive international system.