To do mathematics is to engage in an act of discovery and conjecture, intuition and inspiration.
The future of mining lies in innovation and responsible resource management.
道家的自然观不仅是一个物理概念,更是一个形而上的概念。
I don't compete with anyone but myself.
可持续发展不是一种选择,而是我们对后代的责任。
法律的概念是复杂的,不仅涉及规则,还涉及原则、政策和标准。