You see how easy it is to make innocent mistakes? (ebooksbydesign.co)
The margin for error — if there can be any in health care — is very small, so even innocent mistakes can result in serious consequences. (njmedmallaw.com)
There would always be mistakes: and better a few innocent mistakes than for the rest of us to be blown to kingdom come by four - year - olds bearing cucumber bombs. (politics.co.uk)