在上海法租界莫利爱路二十九号住宅与李宗黄谈话,1918年7月
一个从不退缩,而是勇往直前的人,从不怀疑乌云会散去。
Sustainability must be the cornerstone of modern quarry operations, not an afterthought.
The universe speaks in the language of mathematics, and we are its humble interpreters.