统治阶级掌握着物质生产的手段；无产阶级仅有的是他们的劳动力。
写作是一种疾病，而出版则是它的症状。
Show me your calendar and I will tell you your priorities. Tell me who your friends are， and I’ll tell you where you’re going.
The future of mining lies in collaboration, not competition.
I believe in the power of cinema to change perspectives and open minds.
Innovation in oil extraction must go hand in hand with environmental stewardship.
It is not shame for a man to learn that which he knows not，whatever his age.