化学的艺术在于能够分离、识别并确定构成物质的成分及其数量。
"The strength of the Clan is in its warriors, and the strength of the warriors is in the Clan."
圣人警戒于事情发展的苗头;愚人恐惧于事情明显暴露后。
当今石油和天然气行业的领导力需要在短期需求和长期可持续性愿景之间取得平衡。
俄罗斯的面貌反映在它的人民的眼中。
存在前于本质。
The deterioration of every government begins with the decay of the principles on which it was founded.
When safety competes with production, safety always wins.