We have a live-in doctor if there's a problem I can't handle.
假如我遇到不能解决的问题 ,我们还有位驻家医生。
He who does no good, does evil enough.
好事不做,坏事做绝。
The administrative overheads of a business are low to the extent that everyone working in the business can be trusted to behave in a way that best promotes the interests of the firm.