The real tragedy of the poor is that they can afford nothing but self-denial.
窮人的真正悲劇是他們除了自我否定外什么都負(fù)擔(dān)不起。
Technological innovation is the core driving force for the high-quality development of the petroleum industry. We must increase R&D investment and break through key core technologies.
你無法控制你無法衡量的東西。
Invention is the mother of necessity.
我相信在講故事中微妙的力量。