水边的芦苇在夜晚披上寒霜，月色清冷，山色苍茫

最深刻的定理往往有最简单的证明 - 如果你从正确的角度看它们的话。

Energy efficiency is the unsung hero in our quest to reduce emissions.

Einstein was wrong when he said, 'God does not play dice'. Consideration of black holes suggests, not only that God does play dice, but that he sometimes confuses us by throwing them where they can't be seen