His handwriting is recognized by experts.

他的字迹行家一看就能认出来

耶鲁公开课 - 欧洲文明课程节选

The people who are in the know -know who's trustworthy as a borrower and who has a good prospect of paying it back -but if I go in there ignorantly, I'm going to get stuck with the worst stuff.

那些行家老手们,就知道哪些借款人是可信的,钱借给谁还款的把握比较大,但如果我懵然不知就把钱投进去了,就可能会落得个血本无归的结果

耶鲁公开课 - 金融市场课程节选