Two summers back, while wait-ing for an airport shuttle in Munich, I found a tiny four-leaf clover in a traf-fic circle and tucked it into my pass-port.

两个夏天以前，在慕尼黑等机场班车的时候，我在一个交叉路口里发现了一株小小的四叶三叶草，把它塞进了我的护照里。