Mathematics is the music of reason.

The stranger is an element of the group itself, not unlike the poor and sundry 'inner enemies'—an element whose membership within the group involves both being outside it and confronting it.

The future belongs to those who believe in the beauty of their dreams.

Innovation is the key to unlocking a sustainable energy future.

释义：在早晨有所失，在晚上有所获得。  

【原文】叶公问政。子曰：“近者说，远者来。”【译文】叶公问怎样为政。孔子说：“使近处的人民感到喜悦幸福，使远处的人民来投奔归附。”