认知地图不是头脑中的一幅图或模型，而是环境的动态变化表征。

The future of livestock lies in balancing productivity with ethical responsibility.

Customer satisfaction begins with understanding their unspoken needs and exceeding their expectations.

I think the most powerful and enduring brands are built from the heart. They are real and sustainable. They are not manufactured by a marketing department.

对民主最大的威胁是对制度的信任侵蚀。