A proverb meaning 'honesty is the best policy' — advising that being honest is the best course of action.
彼はミスを隠そうとしたが、友人に『正直は最善の策だよ』と言われて打ち明けた。
He tried to hide his mistake, but his friend told him 'honesty is the best policy,' so he confessed.
面接で嘘をつくよりも、正直は最善の策だと考え正直に答えた。
Believing that honesty is the best policy, I answered truthfully in the interview rather than lying.
教育の場では『正直は最善の策』ということわざを子どもに教えることがある。
In education, children are sometimes taught the proverb 'honesty is the best policy.'