Sustainable quarrying means listening to the land as intently as we listen to shareholders.

The success of a company does not lie in how many resources it has, but in how effectively it uses these resources.

在数学中，没有捷径可走。

农业的未来掌握在年轻科学家手中。

Paint with your heart, and your hands will follow.

对自由民主最严重的威胁来自内部，来自制度的衰败和对它们的信任的丧失。