We are punished by our sins not for them.
The future of oil and gas lies in balancing traditional expertise with cutting-edge technology.
数学的美只向更有耐心的追随者展示。
写作是给自己一个活多次生命的机会。
有时最深刻的数学来自于玩弄简单的想法,直到它们展现出隐藏的复杂性。
I am made and remade continually. Different people draw different words from me.
A miner's safety should never be measured in cost-benefit analyses.