可持续性不是一种趋势，而是一种必需品。
Sustainability isn't a trend, it's a necessity.
Leadership in mining means making tough decisions today for a better tomorrow.
我坚持我所相信的，不在乎别人的看法。
绝对确定性的假设是每一项科学研究的根本基础。
The beauty of computer science is that it allows us to create worlds within worlds, limited only by our imagination.