2013-12-19 08:19:08 補充：
From the link provided in opinion, the original saying used "cautious":
What is the right way that the German society expects? It is often claimed, they don't like macho posturing. Many people say, insiders take cautious. Men are advised to have eye contact first before starting flirting.
2013-12-19 08:22:39 補充：
Even though it is NOT the right way to use, but I think we know what he tried to say!
This is like Chinese use a phrase said, "白字先生." I guess, there are "白字先生" among Americans too.