翻译座右铭：没有挑剔的客户，只有不完善的产品和服务。

没有挑剔的客户，只有不完善的产品和服务。
There is no captious client but faulty product and service.
(只有不完美的产品和服务，没有挑剔的客户)

There are no picky customers, only less-than-perfect products and services.

There is no captious client but faulty product and service