The work of art is a map of the soul.

The dead are our silent collaborators in the quest for knowledge.

Sustainability is no longer an option—it's a necessity for any business that wants to thrive in the future.

Sometimes we get sad about things and we don’t like to tell other people that we are sad about them.

Resource development must balance economic growth with environmental stewardship.

数学的研究是所有智力和精神发展的不可或缺的基础。