可持续性已不再是一种选择,而是我们对后代的责任。
The only way to do great work is to love what you do.
国君自以为神圣聪明,而不去咨询官吏,自以为国家安定强大,而不注重防守,周围的邻国图谋侵略他却不知道戒备。 
Innovation in quarrying isn't just about machinery; it's about vision and sustainability.