If you want to understand a system, try changing it.

The past is never dead. It's not even past.

The art of teaching consists in large part of the ability to awaken the natural curiosity of young minds and to satisfy it with the nourishment of knowledge.

跨国合作不是可选项，而是全球水产养殖的必需。

The greatest use of life is to spend it for something that will outlast it.