The future of the petroleum industry lies in efficiency, cleanliness, and low carbon. We must find a balance between traditional and new energy sources.

解释：节俭就会产生对生产不利的因素，侈靡则造成对财富的耗费。

The human soul is a fragile thing.

即便这世界明天就要毁灭，我今天仍然要种下一株小苹果树！

And gladly would learn， and gladly teach.

"In investing, patience is not just a virtue; it's a necessity."