ㄇㄧㄥˊmíngㄖㄣˊrénㄅㄨˋㄗㄨㄛˋzuòˋànˋshì

  1. 諺語)​心地光明不在暗地見不得人為人處事光明正大西遊記·》:不是耗子成精明人不做暗事齊天大聖臨凡西天取經。」喻世明言·二八·貞女》:自古明人不做暗事何不還好看相。」

The honest person does nothing underhand (idiom)​., fig. Do what you want to do openly and without dissimulation.