A building should be a good neighbor.
单一货币的最大优势在于消除了汇率波动并降低了交易成本,从而促进了贸易和投资。
I don't think I'm a bad person. I just have a bad lifestyle.
For systems, the analogue of a face-lift is to add to the control graph an edge that creates a cycle, not just an additional node.
悲伤不是一条线,让你无限远离失去。它是一个圆,你会一次又一次回到同一个地方。
My music is my autobiography.